diff --git a/configure.ac b/configure.ac
index 4271676..1aeef73 100644
--- a/configure.ac
+++ b/configure.ac
@@ -24,6 +24,8 @@ AC_SUBST(SPEK_CFLAGS)
 AC_SUBST(SPEK_LIBS)
 AC_SUBST(SPEK_PACKAGES)
 
+AC_CHECK_LIB(m, log10f)
+
 GETTEXT_PACKAGE=spek
 AC_DEFINE_UNQUOTED([GETTEXT_PACKAGE], ["$GETTEXT_PACKAGE"], [Gettext Package])
 AC_SUBST(GETTEXT_PACKAGE)