diff --git a/tests/DOM/DeprecatedDOMCount/DeprecatedDOMCount.cpp b/tests/DOM/DeprecatedDOMCount/DeprecatedDOMCount.cpp
index fcdc6a098b8af6e22fbb5e65fe9b0c3bd0e09c2d..71c573ba6a9499fd02235ce48f87a153ac2777fb 100644
--- a/tests/DOM/DeprecatedDOMCount/DeprecatedDOMCount.cpp
+++ b/tests/DOM/DeprecatedDOMCount/DeprecatedDOMCount.cpp
@@ -232,7 +232,7 @@ int main(int argC, char* argV[])
     {
         char fURI[1000];
         //initialize the array to zeros
-        memset(fURI,0,sizeof(fURI));
+        memset(fURI,0,strlen(fURI));
 
         if (doList) {
             if (! fin.eof() ) {