diff --git a/configure.ac b/configure.ac
index 81baa0c7..74600233 100644
--- a/configure.ac
+++ b/configure.ac
@@ -125,9 +125,6 @@ AC_REPLACE_FUNCS([ \
 ])
 AC_FUNC_STRNLEN
 
-# Look for libm
-AC_SEARCH_LIBS(sqrt, m)
-
 # Look for clock_gettime. Must come before event_init.
 AC_SEARCH_LIBS(clock_gettime, rt)