diff --git a/contrib/vmap_extractor_v3/vmapextract/model.cpp b/contrib/vmap_extractor_v3/vmapextract/model.cpp
index 0b65e1541..fc5850803 100644
--- a/contrib/vmap_extractor_v3/vmapextract/model.cpp
+++ b/contrib/vmap_extractor_v3/vmapextract/model.cpp
@@ -58,7 +58,7 @@ bool Model::ConvertToVMAPModel(char * outfilename)
         printf("Can't create the output file '%s'\n",outfilename);
         return false;
     }
-    fwrite(szWMAPMAGIC,8,1,output);
+    fwrite(szRawVMAPMagic,8,1,output);
     uint32 nVertices = 0;
     nVertices = header.nBoundingVertices;
     fwrite(&nVertices, sizeof(int), 1, output);
diff --git a/contrib/vmap_extractor_v3/vmapextract/vmapexport.cpp b/contrib/vmap_extractor_v3/vmapextract/vmapexport.cpp
index fe67821b8..9319c481f 100644
--- a/contrib/vmap_extractor_v3/vmapextract/vmapexport.cpp
+++ b/contrib/vmap_extractor_v3/vmapextract/vmapexport.cpp
@@ -56,7 +56,7 @@ bool preciseVectorData = false;
 
 //static const char * szWorkDirMaps = ".\\Maps";
 const char * szWorkDirWmo = "./Buildings";
-const char * szWMAPMAGIC = "VMAP003";
+const char * szRawVMAPMagic = "VMAP003";
 
 // Local testing functions
 
diff --git a/contrib/vmap_extractor_v3/vmapextract/vmapexport.h b/contrib/vmap_extractor_v3/vmapextract/vmapexport.h
index 71e57aefb..60f021542 100644
--- a/contrib/vmap_extractor_v3/vmapextract/vmapexport.h
+++ b/contrib/vmap_extractor_v3/vmapextract/vmapexport.h
@@ -9,6 +9,6 @@ enum ModelFlags
 };
 
 extern const char * szWorkDirWmo;
-extern const char * szWMAPMAGIC;
+extern const char * szRawVMAPMagic;                         // vmap magic string for extracted raw vmap data
 
 #endif
diff --git a/contrib/vmap_extractor_v3/vmapextract/wmo.cpp b/contrib/vmap_extractor_v3/vmapextract/wmo.cpp
index 7fb84f7bf..b8b1b7936 100644
--- a/contrib/vmap_extractor_v3/vmapextract/wmo.cpp
+++ b/contrib/vmap_extractor_v3/vmapextract/wmo.cpp
@@ -107,7 +107,7 @@ bool WMORoot::ConvertToVMAPRootWmo(FILE *pOutfile)
 {
     //printf("Convert RootWmo...\n");
 
-    fwrite(szWMAPMAGIC,1,8,pOutfile);
+    fwrite(szRawVMAPMagic,1,8,pOutfile);
     unsigned int nVectors = 0;
     fwrite(&nVectors,sizeof(nVectors),1,pOutfile); // will be filled later
     fwrite(&nGroups,4,1,pOutfile);
diff --git a/src/shared/revision_nr.h b/src/shared/revision_nr.h
index a18fb821d..78377e88f 100644
--- a/src/shared/revision_nr.h
+++ b/src/shared/revision_nr.h
@@ -1,4 +1,4 @@
 #ifndef __REVISION_NR_H__
 #define __REVISION_NR_H__
- #define REVISION_NR "11090"
+ #define REVISION_NR "11091"
 #endif // __REVISION_NR_H__