diff --git a/config/ChangeLog b/config/ChangeLog
index b6f0c2dc324c..409210472830 100644
--- a/config/ChangeLog
+++ b/config/ChangeLog
@@ -1,3 +1,7 @@
+2010-03-23  Kai Tietz  <kai.tietz@onevision.com>
+
+	* mh-mingw: Revert accidentally checking r156315.
+
 2010-01-05  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 
 	* stdint.m4 (GCC_HEADER_STDINT): Don't typedef uint8_t etc. if
diff --git a/config/mh-mingw b/config/mh-mingw
index 22b2936b9d5d..d91323ef5fad 100644
--- a/config/mh-mingw
+++ b/config/mh-mingw
@@ -1,6 +1,6 @@
 # Add -D__USE_MINGW_ACCESS to enable the built compiler to work on Windows
 # Vista (see PR33281 for details).
 BOOT_CFLAGS += -D__USE_MINGW_ACCESS -Wno-pedantic-ms-format
-CFLAGS += -D__USE_MINGW_ACCESS -Wno-pedantic-ms-format
+CFLAGS += -D__USE_MINGW_ACCESS
 # Increase stack limit to same as Linux default.
-LDFLAGS += -Wl,--stack,8388608 -Wl,-no-undefined
+LDFLAGS += -Wl,--stack,8388608