diff --git a/src/util/SplitString.cxx b/src/util/SplitString.cxx
index 3404d026f..91be8e801 100644
--- a/src/util/SplitString.cxx
+++ b/src/util/SplitString.cxx
@@ -34,7 +34,7 @@
 #include <string.h>
 
 std::forward_list<std::string>
-SplitString(const char *s, char separator, bool strip)
+SplitString(const char *s, char separator, bool strip) noexcept
 {
 	if (strip)
 		s = StripLeft(s);
diff --git a/src/util/SplitString.hxx b/src/util/SplitString.hxx
index 4152215d1..c22175f2f 100644
--- a/src/util/SplitString.hxx
+++ b/src/util/SplitString.hxx
@@ -44,6 +44,6 @@
  * (and not a list with an empty string).
  */
 std::forward_list<std::string>
-SplitString(const char *s, char separator, bool strip=true);
+SplitString(const char *s, char separator, bool strip=true) noexcept;
 
 #endif