diff --git a/auto/src/glew_head.c b/auto/src/glew_head.c
index 2ba7765..df16210 100644
--- a/auto/src/glew_head.c
+++ b/auto/src/glew_head.c
@@ -176,12 +176,12 @@ static GLboolean _glewStrSame1 (GLubyte** a, GLuint* na, const GLubyte* b, GLuin
   {
     GLuint i=0;
     while (i < nb && (*a)+i != NULL && b+i != NULL && (*a)[i] == b[i]) i++;
-	if(i == nb)
-	{
-		*a = *a + nb;
-		*na = *na - nb;
-		return GL_TRUE;
-	}
+    if(i == nb)
+    {
+      *a = *a + nb;
+      *na = *na - nb;
+      return GL_TRUE;
+    }
   }
   return GL_FALSE;
 }
@@ -192,12 +192,12 @@ static GLboolean _glewStrSame2 (GLubyte** a, GLuint* na, const GLubyte* b, GLuin
   {
     GLuint i=0;
     while (i < nb && (*a)+i != NULL && b+i != NULL && (*a)[i] == b[i]) i++;
-	if(i == nb)
-	{
-		*a = *a + nb;
-		*na = *na - nb;
-		return GL_TRUE;
-	}
+    if(i == nb)
+    {
+      *a = *a + nb;
+      *na = *na - nb;
+      return GL_TRUE;
+    }
   }
   return GL_FALSE;
 }