diff --git a/ChangeLog b/ChangeLog
index d2a38a0f..808289f6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2014-02-28  Dominik Vogt  <vogt@linux.vnet.ibm.com>
+
+	* configure.ac: Fix typo in help strings for
+	--disable-(struct|raw_api).
+	* configure: Rebuilt.
+
 2014-02-28  Will Newton  <will.newton@linaro.org>
 
 	* src/arm/sysv.S: Initialize IP register with FP.
diff --git a/configure.ac b/configure.ac
index 0d768c65..4dd919d8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -548,14 +548,14 @@ AM_CONDITIONAL(FFI_DEBUG, test "$enable_debug" = "yes")
 AC_ARG_ENABLE(structs,
 [  --disable-structs       omit code for struct support],
   if test "$enable_structs" = "no"; then
-    AC_DEFINE(FFI_NO_STRUCTS, 1, [Define this is you do not want support for aggregate types.])
+    AC_DEFINE(FFI_NO_STRUCTS, 1, [Define this if you do not want support for aggregate types.])
   fi)
 AM_CONDITIONAL(FFI_DEBUG, test "$enable_debug" = "yes")
 
 AC_ARG_ENABLE(raw-api,
 [  --disable-raw-api       make the raw api unavailable],
   if test "$enable_raw_api" = "no"; then
-    AC_DEFINE(FFI_NO_RAW_API, 1, [Define this is you do not want support for the raw API.])
+    AC_DEFINE(FFI_NO_RAW_API, 1, [Define this if you do not want support for the raw API.])
   fi)
 
 AC_ARG_ENABLE(purify-safety,