diff --git a/source/gameengine/Expressions/BoolValue.cpp b/source/gameengine/Expressions/BoolValue.cpp
index 5510554bd22..113d12b7d59 100644
--- a/source/gameengine/Expressions/BoolValue.cpp
+++ b/source/gameengine/Expressions/BoolValue.cpp
@@ -1,3 +1,6 @@
+/** \file gameengine/Expressions/BoolValue.cpp
+ *  \ingroup expressions
+ */
 
 // BoolValue.cpp: implementation of the CBoolValue class.
 /*
diff --git a/source/gameengine/Expressions/ConstExpr.cpp b/source/gameengine/Expressions/ConstExpr.cpp
index e873e968c86..8d5a47b2d0d 100644
--- a/source/gameengine/Expressions/ConstExpr.cpp
+++ b/source/gameengine/Expressions/ConstExpr.cpp
@@ -1,3 +1,6 @@
+/** \file gameengine/Expressions/ConstExpr.cpp
+ *  \ingroup expressions
+ */
 // ConstExpr.cpp: implementation of the CConstExpr class.
 
 /*
diff --git a/source/gameengine/Expressions/EXP_C-Api.cpp b/source/gameengine/Expressions/EXP_C-Api.cpp
index fb147801590..a5d0ce5e8f8 100644
--- a/source/gameengine/Expressions/EXP_C-Api.cpp
+++ b/source/gameengine/Expressions/EXP_C-Api.cpp
@@ -26,6 +26,11 @@
  *
  * ***** END GPL LICENSE BLOCK *****
  */
+
+/** \file gameengine/Expressions/EXP_C-Api.cpp
+ *  \ingroup expressions
+ */
+
 #include "EXP_C-Api.h"
 #include "IntValue.h"
 #include "BoolValue.h"
diff --git a/source/gameengine/Expressions/EmptyValue.cpp b/source/gameengine/Expressions/EmptyValue.cpp
index 22215ba5ed1..2bb8f69ac51 100644
--- a/source/gameengine/Expressions/EmptyValue.cpp
+++ b/source/gameengine/Expressions/EmptyValue.cpp
@@ -1,3 +1,6 @@
+/** \file gameengine/Expressions/EmptyValue.cpp
+ *  \ingroup expressions
+ */
 
 // EmptyValue.cpp: implementation of the CEmptyValue class.
 /*
diff --git a/source/gameengine/Expressions/ErrorValue.cpp b/source/gameengine/Expressions/ErrorValue.cpp
index 3063d02d69d..db5be0d2ee1 100644
--- a/source/gameengine/Expressions/ErrorValue.cpp
+++ b/source/gameengine/Expressions/ErrorValue.cpp
@@ -1,3 +1,6 @@
+/** \file gameengine/Expressions/ErrorValue.cpp
+ *  \ingroup expressions
+ */
 // ErrorValue.cpp: implementation of the CErrorValue class.
 /*
  * Copyright (c) 1996-2000 Erwin Coumans <coockie@acm.org>
diff --git a/source/gameengine/Expressions/Expression.cpp b/source/gameengine/Expressions/Expression.cpp
index 7ef0d4cc84c..9ed0ae9ab0d 100644
--- a/source/gameengine/Expressions/Expression.cpp
+++ b/source/gameengine/Expressions/Expression.cpp
@@ -1,3 +1,6 @@
+/** \file gameengine/Expressions/Expression.cpp
+ *  \ingroup expressions
+ */
 // Expression.cpp: implementation of the CExpression class.
 /*
  * Copyright (c) 1996-2000 Erwin Coumans <coockie@acm.org>
diff --git a/source/gameengine/Expressions/FloatValue.cpp b/source/gameengine/Expressions/FloatValue.cpp
index e00121354f8..403338573e2 100644
--- a/source/gameengine/Expressions/FloatValue.cpp
+++ b/source/gameengine/Expressions/FloatValue.cpp
@@ -1,3 +1,6 @@
+/** \file gameengine/Expressions/FloatValue.cpp
+ *  \ingroup expressions
+ */
 // FloatValue.cpp: implementation of the CFloatValue class.
 /*
  * Copyright (c) 1996-2000 Erwin Coumans <coockie@acm.org>
diff --git a/source/gameengine/Expressions/IdentifierExpr.cpp b/source/gameengine/Expressions/IdentifierExpr.cpp
index 6ec7b5ddeae..e469709c9b2 100644
--- a/source/gameengine/Expressions/IdentifierExpr.cpp
+++ b/source/gameengine/Expressions/IdentifierExpr.cpp
@@ -26,6 +26,11 @@
  * ***** END GPL LICENSE BLOCK *****
  */
 
+/** \file gameengine/Expressions/IdentifierExpr.cpp
+ *  \ingroup expressions
+ */
+
+
 #include "IdentifierExpr.h"
 
 CIdentifierExpr::CIdentifierExpr(const STR_String& identifier,CValue* id_context)
diff --git a/source/gameengine/Expressions/IfExpr.cpp b/source/gameengine/Expressions/IfExpr.cpp
index 0aa9cfbd3c6..9e6d80ab468 100644
--- a/source/gameengine/Expressions/IfExpr.cpp
+++ b/source/gameengine/Expressions/IfExpr.cpp
@@ -1,3 +1,6 @@
+/** \file gameengine/Expressions/IfExpr.cpp
+ *  \ingroup expressions
+ */
 // IfExpr.cpp: implementation of the CIfExpr class.
 /*
  * Copyright (c) 1996-2000 Erwin Coumans <coockie@acm.org>
diff --git a/source/gameengine/Expressions/InputParser.cpp b/source/gameengine/Expressions/InputParser.cpp
index 1d3a50601a5..7957c82e7f9 100644
--- a/source/gameengine/Expressions/InputParser.cpp
+++ b/source/gameengine/Expressions/InputParser.cpp
@@ -1,3 +1,6 @@
+/** \file gameengine/Expressions/InputParser.cpp
+ *  \ingroup expressions
+ */
 // Parser.cpp: implementation of the CParser class.
 /*
  * Copyright (c) 1996-2000 Erwin Coumans <coockie@acm.org>
diff --git a/source/gameengine/Expressions/IntValue.cpp b/source/gameengine/Expressions/IntValue.cpp
index 5ba57e756c0..cf0aed181bb 100644
--- a/source/gameengine/Expressions/IntValue.cpp
+++ b/source/gameengine/Expressions/IntValue.cpp
@@ -1,3 +1,6 @@
+/** \file gameengine/Expressions/IntValue.cpp
+ *  \ingroup expressions
+ */
 // IntValue.cpp: implementation of the CIntValue class.
 /*
 * Copyright (c) 1996-2000 Erwin Coumans <coockie@acm.org>
diff --git a/source/gameengine/Expressions/KX_HashedPtr.cpp b/source/gameengine/Expressions/KX_HashedPtr.cpp
index 7e5bfac788f..f3233732ee3 100644
--- a/source/gameengine/Expressions/KX_HashedPtr.cpp
+++ b/source/gameengine/Expressions/KX_HashedPtr.cpp
@@ -26,6 +26,11 @@
  * ***** END GPL LICENSE BLOCK *****
  */
 
+/** \file gameengine/Expressions/KX_HashedPtr.cpp
+ *  \ingroup expressions
+ */
+
+
 #include "KX_HashedPtr.h"
 
 unsigned int KX_Hash(void * inDWord)
diff --git a/source/gameengine/Expressions/ListValue.cpp b/source/gameengine/Expressions/ListValue.cpp
index 258aada6565..271d5067dd9 100644
--- a/source/gameengine/Expressions/ListValue.cpp
+++ b/source/gameengine/Expressions/ListValue.cpp
@@ -1,3 +1,6 @@
+/** \file gameengine/Expressions/ListValue.cpp
+ *  \ingroup expressions
+ */
 // ListValue.cpp: implementation of the CListValue class.
 //
 //////////////////////////////////////////////////////////////////////
diff --git a/source/gameengine/Expressions/Operator1Expr.cpp b/source/gameengine/Expressions/Operator1Expr.cpp
index ca852020e5a..0ef35108233 100644
--- a/source/gameengine/Expressions/Operator1Expr.cpp
+++ b/source/gameengine/Expressions/Operator1Expr.cpp
@@ -1,3 +1,6 @@
+/** \file gameengine/Expressions/Operator1Expr.cpp
+ *  \ingroup expressions
+ */
 // Operator1Expr.cpp: implementation of the COperator1Expr class.
 /*
  * Copyright (c) 1996-2000 Erwin Coumans <coockie@acm.org>
diff --git a/source/gameengine/Expressions/Operator2Expr.cpp b/source/gameengine/Expressions/Operator2Expr.cpp
index 9428559c607..7a012c4165c 100644
--- a/source/gameengine/Expressions/Operator2Expr.cpp
+++ b/source/gameengine/Expressions/Operator2Expr.cpp
@@ -1,3 +1,6 @@
+/** \file gameengine/Expressions/Operator2Expr.cpp
+ *  \ingroup expressions
+ */
 // Operator2Expr.cpp: implementation of the COperator2Expr class.
 /*
  * Copyright (c) 1996-2000 Erwin Coumans <coockie@acm.org>
diff --git a/source/gameengine/Expressions/PyObjectPlus.cpp b/source/gameengine/Expressions/PyObjectPlus.cpp
index 56d2360fe25..a3c1e24cdf6 100644
--- a/source/gameengine/Expressions/PyObjectPlus.cpp
+++ b/source/gameengine/Expressions/PyObjectPlus.cpp
@@ -26,6 +26,11 @@
  * ***** END GPL LICENSE BLOCK *****
  */
 
+/** \file gameengine/Expressions/PyObjectPlus.cpp
+ *  \ingroup expressions
+ */
+
+
 /*------------------------------
  * PyObjectPlus cpp
  *
diff --git a/source/gameengine/Expressions/StringValue.cpp b/source/gameengine/Expressions/StringValue.cpp
index d0aa8d26678..29c72a29b71 100644
--- a/source/gameengine/Expressions/StringValue.cpp
+++ b/source/gameengine/Expressions/StringValue.cpp
@@ -1,3 +1,6 @@
+/** \file gameengine/Expressions/StringValue.cpp
+ *  \ingroup expressions
+ */
 // StringValue.cpp: implementation of the CStringValue class.
 /*
  * Copyright (c) 1996-2000 Erwin Coumans <coockie@acm.org>
diff --git a/source/gameengine/Expressions/Value.cpp b/source/gameengine/Expressions/Value.cpp
index 262f543f834..e60b380e95c 100644
--- a/source/gameengine/Expressions/Value.cpp
+++ b/source/gameengine/Expressions/Value.cpp
@@ -1,3 +1,6 @@
+/** \file gameengine/Expressions/Value.cpp
+ *  \ingroup expressions
+ */
 // Value.cpp: implementation of the CValue class.
 // developed at Eindhoven University of Technology, 1997
 // by the OOPS team
diff --git a/source/gameengine/Expressions/VectorValue.cpp b/source/gameengine/Expressions/VectorValue.cpp
index c7b0db4a8f9..96cc5b48338 100644
--- a/source/gameengine/Expressions/VectorValue.cpp
+++ b/source/gameengine/Expressions/VectorValue.cpp
@@ -1,3 +1,6 @@
+/** \file gameengine/Expressions/VectorValue.cpp
+ *  \ingroup expressions
+ */
 // VectorValue.cpp: implementation of the CVectorValue class.
 /*
  * Copyright (c) 1996-2000 Erwin Coumans <coockie@acm.org>