diff --git a/rtgui/cacheimagedata.cc b/rtgui/cacheimagedata.cc
index 85b49d700..3640ec510 100644
--- a/rtgui/cacheimagedata.cc
+++ b/rtgui/cacheimagedata.cc
@@ -37,7 +37,7 @@ int CacheImageData::load (const Glib::ustring& fname) {
 
         if (keyFile.has_group ("General")) { 
             if (keyFile.has_key ("General", "MD5"))             md5         = keyFile.get_string ("General", "MD5");
-            if (keyFile.has_key ("General", "Version"))         version     = keyFile.get_integer ("General", "Version");
+            if (keyFile.has_key ("General", "Version"))         version     = keyFile.get_string ("General", "Version");
             if (keyFile.has_key ("General", "Supported"))       supported   = keyFile.get_boolean ("General", "Supported");
             if (keyFile.has_key ("General", "Format"))          format      = (ThFileType)keyFile.get_integer ("General", "Format");
             if (keyFile.has_key ("General", "Rank"))            rank        = keyFile.get_integer ("General", "Rank");
diff --git a/rtgui/cacheimagedata.h b/rtgui/cacheimagedata.h
index a1143b51a..d27504a3b 100644
--- a/rtgui/cacheimagedata.h
+++ b/rtgui/cacheimagedata.h
@@ -28,7 +28,7 @@ class CacheImageData {
 
         // basic informations
         Glib::ustring  md5;
-        int   version;
+        Glib::ustring  version;
         bool  supported;
         ThFileType  format;
         char  rank;