diff --git a/lib/icinga/pluginutility.cpp b/lib/icinga/pluginutility.cpp
index 98f6284b9..069a88079 100644
--- a/lib/icinga/pluginutility.cpp
+++ b/lib/icinga/pluginutility.cpp
@@ -30,6 +30,7 @@
 #include "base/objectlock.h"
 #include <boost/algorithm/string/classification.hpp>
 #include <boost/algorithm/string/split.hpp>
+#include <boost/algorithm/string/trim.hpp>
 #include <boost/foreach.hpp>
 
 using namespace icinga;
@@ -76,6 +77,8 @@ CheckResult::Ptr PluginUtility::ParseCheckOutput(const String& output)
 		}
 	}
 
+	boost::algorithm::trim(perfdata);
+
 	result->SetOutput(text);
 	result->SetPerformanceData(ParsePerfdata(perfdata));