diff --git a/lib-src/audacity-patches.txt b/lib-src/audacity-patches.txt
index d60a5f36a..e3f683fd1 100644
--- a/lib-src/audacity-patches.txt
+++ b/lib-src/audacity-patches.txt
@@ -96,6 +96,8 @@ Patches: endian.m4, lrint.m4, llrint.m4, lrintf.m4, clip_mode.m4 copied from
 			libsndfile's M4/.
 		 signal.m4 created out of the tail of acinclude.m4 with the remaining
 		 	necessary macro
+       libsndfile-ppc-crash-on-some-id3-mp3s.patch - submitted to libsndfile
+          list on may 22 2012 (mchinen)
 AM_MAINTAINER_MODE has been added to configure.ac to disable autotools rebuilds
 by default
 Upstream Version: 0.1.7
diff --git a/lib-src/libsndfile/libsndfile-ppc-crash-on-some-id3-mp3s.patch b/lib-src/libsndfile/libsndfile-ppc-crash-on-some-id3-mp3s.patch
new file mode 100644
index 000000000..fba530292
--- /dev/null
+++ b/lib-src/libsndfile/libsndfile-ppc-crash-on-some-id3-mp3s.patch
@@ -0,0 +1,22 @@
+Index: libsndfile/src/id3.c
+===================================================================
+--- libsndfile/src/id3.c	(revision 11748)
++++ libsndfile/src/id3.c	(working copy)
+@@ -32,7 +32,7 @@
+ {	unsigned char	buf [10] ;
+ 
+ 	memset (buf, 0, sizeof (buf)) ;
+-	psf_binheader_readf (psf, "pb", 0, buf, 10) ;
++	psf_binheader_readf (psf, "pb", (size_t)0, buf, 10) ;
+ 
+ 	if (buf [0] == 'I' && buf [1] == 'D' && buf [2] == '3')
+ 	{	int	offset = buf [6] & 0x7f ;
+@@ -48,7 +48,7 @@
+ 
+ 		/* Calculate new file offset and position ourselves there. */
+ 		psf->fileoffset += offset + 10 ;
+-		psf_binheader_readf (psf, "p", psf->fileoffset) ;
++		psf_binheader_readf (psf, "p", (size_t)psf->fileoffset) ;
+ 
+ 		return 1 ;
+ 		} ;
diff --git a/lib-src/libsndfile/src/id3.c b/lib-src/libsndfile/src/id3.c
index 2fd0a0b97..8d1b72987 100644
--- a/lib-src/libsndfile/src/id3.c
+++ b/lib-src/libsndfile/src/id3.c
@@ -32,7 +32,7 @@ id3_skip (SF_PRIVATE * psf)
 {	unsigned char	buf [10] ;
 
 	memset (buf, 0, sizeof (buf)) ;
-	psf_binheader_readf (psf, "pb", 0, buf, 10) ;
+	psf_binheader_readf (psf, "pb", (size_t)0, buf, 10) ;
 
 	if (buf [0] == 'I' && buf [1] == 'D' && buf [2] == '3')
 	{	int	offset = buf [6] & 0x7f ;
@@ -48,7 +48,7 @@ id3_skip (SF_PRIVATE * psf)
 
 		/* Calculate new file offset and position ourselves there. */
 		psf->fileoffset += offset + 10 ;
-		psf_binheader_readf (psf, "p", psf->fileoffset) ;
+		psf_binheader_readf (psf, "p", (size_t)psf->fileoffset) ;
 
 		return 1 ;
 		} ;