diff --git a/lib/cpp/src/TLogging.h b/lib/cpp/src/TLogging.h
index 2c23f0a..934e8fc 100644
--- a/lib/cpp/src/TLogging.h
+++ b/lib/cpp/src/TLogging.h
@@ -63,7 +63,7 @@
 #if T_GLOBAL_DEBUGGING_LEVEL > 0
   #define T_DEBUG(format_string,...)                                        \
     if (T_GLOBAL_DEBUGGING_LEVEL > 0) {                                     \
-      fprintf(stderr,"[%s,%d] " #format_string " \n", __FILE__, __LINE__,##__VA_ARGS__); \
+      fprintf(stderr,"[%s,%d] " format_string " \n", __FILE__, __LINE__,##__VA_ARGS__); \
   }
 #else
   #define T_DEBUG(format_string,...)
@@ -84,7 +84,7 @@
         time(&now);                                                       \
         ctime_r(&now, dbgtime);                                           \
         dbgtime[24] = '\0';                                               \
-        fprintf(stderr,"[%s,%d] [%s] " #format_string " \n", __FILE__, __LINE__,dbgtime,##__VA_ARGS__); \
+        fprintf(stderr,"[%s,%d] [%s] " format_string " \n", __FILE__, __LINE__,dbgtime,##__VA_ARGS__); \
       }                                                                   \
     }
 #else
@@ -101,7 +101,7 @@
  */
 #define T_DEBUG_L(level, format_string,...)                               \
   if ((level) > 0) {                                                      \
-    fprintf(stderr,"[%s,%d] " #format_string " \n", __FILE__, __LINE__,##__VA_ARGS__); \
+    fprintf(stderr,"[%s,%d] " format_string " \n", __FILE__, __LINE__,##__VA_ARGS__); \
   }
 
 
@@ -117,7 +117,7 @@
     time(&now);                                                         \
     ctime_r(&now, dbgtime);                                             \
     dbgtime[24] = '\0';                                                 \
-    fprintf(stderr,"[%s,%d] [%s] ERROR: " #format_string " \n", __FILE__, __LINE__,dbgtime,##__VA_ARGS__); \
+    fprintf(stderr,"[%s,%d] [%s] ERROR: " format_string " \n", __FILE__, __LINE__,dbgtime,##__VA_ARGS__); \
   }
 
 
@@ -134,7 +134,7 @@
     time(&now);                                                         \
     ctime_r(&now, dbgtime);                                             \
     dbgtime[24] = '\0';                                                 \
-    fprintf(stderr,"[%s,%d] [%s] ERROR: Going to abort " #format_string " \n", __FILE__, __LINE__,dbgtime,##__VA_ARGS__); \
+    fprintf(stderr,"[%s,%d] [%s] ERROR: Going to abort " format_string " \n", __FILE__, __LINE__,dbgtime,##__VA_ARGS__); \
     exit(1);                                                            \
   }
 
@@ -153,7 +153,7 @@
         time(&now);                                                           \
         ctime_r(&now, dbgtime);                                               \
         dbgtime[24] = '\0';                                                   \
-        fprintf(stderr,"[%s] " #format_string " \n", dbgtime,##__VA_ARGS__);  \
+        fprintf(stderr,"[%s] " format_string " \n", dbgtime,##__VA_ARGS__);  \
       }                                                                       \
     }
 #else