diff --git a/graphics/VP1/VP1Algs/CMakeLists.txt b/graphics/VP1/VP1Algs/CMakeLists.txt
index 002a46a970a49fd7ff7bed31df778baa3b6e3b74..4cc409c3db2a122cd8005b82bf96651b4e143416 100644
--- a/graphics/VP1/VP1Algs/CMakeLists.txt
+++ b/graphics/VP1/VP1Algs/CMakeLists.txt
@@ -28,3 +28,4 @@ atlas_install_joboptions( share/*.py )
 atlas_install_scripts( share/vp1 )
 atlas_install_scripts( share/clear-bash-hash-table-vp1 )
 
+
diff --git a/graphics/VP1/VP1Algs/cmt/requirements b/graphics/VP1/VP1Algs/cmt/requirements
index b452845afd627f12b5551e3f3bedaddbba6cd1d4..d74ac3dfe2a7386332132c11679a2fbdd5b40d8f 100755
--- a/graphics/VP1/VP1Algs/cmt/requirements
+++ b/graphics/VP1/VP1Algs/cmt/requirements
@@ -23,7 +23,7 @@ apply_pattern declare_python_modules files="*.py"
 # this declares the script in share/
 apply_pattern declare_scripts files="clear-bash-hash-table-vp1"
 # this defines an action to be used in the pattern defined below
-macro VP1Algs_clearBash "clear-bash-hash-table-vp1 "
+macro VP1Algs_clearBash "clear-bash-hash-table-vp1"
 
 pattern clearbash_vp1_executable \
   private ; \
diff --git a/graphics/VP1/VP1Algs/src/VP1Alg.cxx b/graphics/VP1/VP1Algs/src/VP1Alg.cxx
index 64f8531c415f5bf4c8c3cea8abd4a50f5b40b159..a45bee38229a0a5abbb5d1666b101936519bc627 100755
--- a/graphics/VP1/VP1Algs/src/VP1Alg.cxx
+++ b/graphics/VP1/VP1Algs/src/VP1Alg.cxx
@@ -22,6 +22,7 @@
 #include <stdexcept>
 #include <iostream>
 #include <iomanip>
+#include <cstdint> // for uint64_t (unsigned long long)
 #include <cstdlib> //For setenv
 
 
@@ -138,7 +139,7 @@ StatusCode VP1Alg::execute()
   StatusCode status = evtStore()->retrieve(evt);
   if(status.isSuccess()) {
     // Get run/event number:
-    int eventNumber = evt->event_ID()->event_number();
+	const uint64_t eventNumber = evt->event_ID()->event_number();
     int runNumber = evt->event_ID()->run_number();
     msg(MSG::DEBUG) << " Got run number = " << runNumber
 	<< ", event number = " << eventNumber << endreq;