diff --git a/ChangeLog b/ChangeLog
index eeea0e36e..457a3b03e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2013-08-21  Vladimir Serbinenko  <phcoder@gmail.com>
+
+	* conf/Makefile.common: Fix typo.
+
 2013-08-21  Vladimir Serbinenko  <phcoder@gmail.com>
 
 	* Makefile.util.def (grub-mkfont): Add missing libgnu.a.
diff --git a/conf/Makefile.common b/conf/Makefile.common
index e5b690ee8..7f73eaca0 100644
--- a/conf/Makefile.common
+++ b/conf/Makefile.common
@@ -45,8 +45,8 @@ endif
 # Other options
 
 if ! COND_emu
-CFLAGS_PLATFORM += -Dfloat=__grub_poision
-CFLAGS_PLATFORM += -Ddouble=__grub_poision
+CFLAGS_PLATFORM += -Dfloat=__grub_poison
+CFLAGS_PLATFORM += -Ddouble=__grub_poison
 endif
 
 CPPFLAGS_DEFAULT = -DGRUB_FILE=\"$(subst $(srcdir)/,,$<)\"