diff --git a/backends/platform/wince/missing/assert.h b/backends/platform/wince/missing/assert.h
index 0a9dc23bb8a..734b8f94824 100644
--- a/backends/platform/wince/missing/assert.h
+++ b/backends/platform/wince/missing/assert.h
@@ -3,7 +3,7 @@
 // defined in common/util.h
 void CDECL _declspec(noreturn) error(const char *s, ...);
 
-#define assert(e) ((e) ? 0 : (::error("Assertion failed " #e " (%s, %d)", __FILE__, __LINE__)))
+#define assert(e) ((e) ? 0 : (::error("Assertion failed %s (%s, %d)", #e, __FILE__, __LINE__)))
 
 #define abort() ::error("Abort (%s, %d)", __FILE__, __LINE__)
 
diff --git a/backends/platform/wince/missing/gcc/assert.h b/backends/platform/wince/missing/gcc/assert.h
index 06742532acd..d52adb8c2ca 100644
--- a/backends/platform/wince/missing/gcc/assert.h
+++ b/backends/platform/wince/missing/gcc/assert.h
@@ -3,7 +3,7 @@
 // defined in common/util.h
 void CDECL _declspec(noreturn) error(const char *s, ...);
 
-#define assert(e) ((e) ? (void) 0 : (::error("Assertion failed " #e " (%s, %d)", __FILE__, __LINE__)))
+#define assert(e) ((e) ? (void) 0 : (::error("Assertion failed %s (%s, %d)", #e, __FILE__, __LINE__)))
 
 #define abort() ::error("Abort (%s, %d)", __FILE__, __LINE__)