diff --git a/MCStepLogger/src/BasicMCAnalysis.cxx b/MCStepLogger/src/BasicMCAnalysis.cxx
index a3aa2b2..740512b 100644
--- a/MCStepLogger/src/BasicMCAnalysis.cxx
+++ b/MCStepLogger/src/BasicMCAnalysis.cxx
@@ -11,6 +11,7 @@
 
 #include <algorithm>
 #include <iostream>
+#include <cmath>
 
 #include "MCStepLogger/BasicMCAnalysis.h"
 #include "MCStepLogger/MCAnalysisUtilities.h"
diff --git a/MCStepLogger/src/SimpleStepAnalysis.cxx b/MCStepLogger/src/SimpleStepAnalysis.cxx
index f26d527..331826f 100644
--- a/MCStepLogger/src/SimpleStepAnalysis.cxx
+++ b/MCStepLogger/src/SimpleStepAnalysis.cxx
@@ -11,6 +11,7 @@
 
 #include <algorithm>
 #include <iostream>
+#include <cmath>
 
 #include "MCStepLogger/SimpleStepAnalysis.h"
 #include "MCStepLogger/MCAnalysisUtilities.h"