diff --git a/source/blender/nodes/intern/CMP_nodes/CMP_math.c b/source/blender/nodes/intern/CMP_nodes/CMP_math.c
index adeef050ec0..f5ca9bb9959 100644
--- a/source/blender/nodes/intern/CMP_nodes/CMP_math.c
+++ b/source/blender/nodes/intern/CMP_nodes/CMP_math.c
@@ -101,7 +101,7 @@ static void do_math(bNode *node, float *out, float *in, float *in2)
                 float y_mod_1 = fmod(in2[0], 1);
 				/* if input value is not nearly an integer, fall back to zero, nicer than straight rounding */
                 if (y_mod_1 > 0.999 || y_mod_1 < 0.001) {
-                    out[0]= pow(in[0], round(in2[0]));
+                    out[0]= pow(in[0], floor(in2[0] + 0.5));
                 } else {
                     out[0] = 0.0;
                 }
diff --git a/source/blender/nodes/intern/TEX_nodes/TEX_math.c b/source/blender/nodes/intern/TEX_nodes/TEX_math.c
index 3043cd756d0..c5adfa97fd4 100644
--- a/source/blender/nodes/intern/TEX_nodes/TEX_math.c
+++ b/source/blender/nodes/intern/TEX_nodes/TEX_math.c
@@ -112,7 +112,7 @@ static void valuefn(float *out, TexParams *p, bNode *node, bNodeStack **in, shor
             } else {
                 float y_mod_1 = fmod(in1, 1);
                 if (y_mod_1 > 0.999 || y_mod_1 < 0.001) {
-                    *out = pow(in0, round(in1));
+                    *out = pow(in0, floor(in1 + 0.5));
                 } else {
                     *out = 0.0;
                 }