1 files changed, 3 insertions, 3 deletions
diff --git a/src/dotrunner.cpp b/src/dotrunner.cpp
index 22a0081..3a621c7 100644
--- a/src/dotrunner.cpp
+++ b/src/dotrunner.cpp
@@ -41,7 +41,7 @@ static void checkPngResult(const char *imgName)
     {
       if (!(data[1]=='P' && data[2]=='N' && data[3]=='G'))
       {
-        err("Image `%s' produced by dot is not a valid PNG!\n"
+        err("Image '%s' produced by dot is not a valid PNG!\n"
           "You should either select a different format "
           "(DOT_IMAGE_FORMAT in the config file) or install a more "
           "recent version of graphviz (1.7+)\n",imgName
@@ -50,13 +50,13 @@ static void checkPngResult(const char *imgName)
     }
     else
     {
-      err("Could not read image `%s' generated by dot!\n",imgName);
+      err("Could not read image '%s' generated by dot!\n",imgName);
     }
     fclose(f);
   }
   else
   {
-    err("Could not open image `%s' generated by dot!\n",imgName);
+    err("Could not open image '%s' generated by dot!\n",imgName);
   }
 }