diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2ef1fb2..bf19930 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -127,7 +127,7 @@ add_subdirectory(src/XMLRequest)
 add_subdirectory(src/SpiceKernel)
 add_subdirectory(src/amdaXMLRequestorTool)
 add_subdirectory(src/amdaParameterGenerator)
-#add_subdirectory(src/expressionParser)
+add_subdirectory(src/expressionParser)
 add_subdirectory(src/amdaParameterInfo)
 add_subdirectory(src/amdaGetErrorMsg)
 add_subdirectory(src/PostProcessing)
diff --git a/src/Parameters/StatisticData.hh b/src/Parameters/StatisticData.hh
index ba42dc9..de85f8e 100644
--- a/src/Parameters/StatisticData.hh
+++ b/src/Parameters/StatisticData.hh
@@ -36,7 +36,7 @@ void pushStatisticDataInVectorString(std::vector<std::string> &result, std::vect
 	//push coverage
 	if (isCoverageIndependantOfResultType && (coverage.size() >= 1))
 		return;
-	double c = (double)data._nbDataProcessed / (double)ideal;
+	double c = (double)data._nbDataProcessed / ((double)ideal+1);
 	if (c < 0.)
 		c = 0.;
 	if (c > 1.)
--
libgit2 0.21.2