diff --git a/libavcodec/pnm.c b/libavcodec/pnm.c
index 212ec06c21b0756e9d600e84c71bcf2c8b319575..67df8c23d6b1c39de9b080a9e6441bd92e8deae5 100644
--- a/libavcodec/pnm.c
+++ b/libavcodec/pnm.c
@@ -129,7 +129,7 @@ int ff_pnm_decode_header(AVCodecContext *avctx, PNMContext * const s)
             }
         } else if (depth == 4) {
             if (maxval < 256) {
-                avctx->pix_fmt = PIX_FMT_RGB32;
+                avctx->pix_fmt = PIX_FMT_RGBA;
             } else {
                 avctx->pix_fmt = PIX_FMT_RGBA64BE;
             }
diff --git a/libavcodec/pnmdec.c b/libavcodec/pnmdec.c
index 324ec3fe83abd20fda0391a2bb2bf0df6fe73105..e6c91ef99601c4d55f3f23a7a80d3f6990b1ed7e 100644
--- a/libavcodec/pnmdec.c
+++ b/libavcodec/pnmdec.c
@@ -67,6 +67,11 @@ static int pnm_decode_frame(AVCodecContext *avctx, void *data,
         components=3;
         sample_len=16;
         goto do_read;
+    case PIX_FMT_RGBA:
+        n = avctx->width * 4;
+        components=4;
+        sample_len=8;
+        goto do_read;
     case PIX_FMT_RGB24:
         n = avctx->width * 3;
         components=3;
@@ -177,24 +182,6 @@ static int pnm_decode_frame(AVCodecContext *avctx, void *data,
             }
         }
         break;
-    case PIX_FMT_RGB32:
-        ptr      = p->data[0];
-        linesize = p->linesize[0];
-        if (s->bytestream + avctx->width * avctx->height * 4 > s->bytestream_end)
-            return -1;
-        for (i = 0; i < avctx->height; i++) {
-            int j, r, g, b, a;
-
-            for (j = 0; j < avctx->width; j++) {
-                r = *s->bytestream++;
-                g = *s->bytestream++;
-                b = *s->bytestream++;
-                a = *s->bytestream++;
-                ((uint32_t *)ptr)[j] = (a << 24) | (r << 16) | (g << 8) | b;
-            }
-            ptr += linesize;
-        }
-        break;
     }
     *picture   = *(AVFrame*)&s->picture;
     *data_size = sizeof(AVPicture);
diff --git a/libavcodec/version.h b/libavcodec/version.h
index e0e50ea6b5a832b56440289c3b50f57f843233c5..f9ccb491188784b35bd818e52c9604ba203d8f2b 100644
--- a/libavcodec/version.h
+++ b/libavcodec/version.h
@@ -22,7 +22,7 @@
 
 #define LIBAVCODEC_VERSION_MAJOR 53
 #define LIBAVCODEC_VERSION_MINOR 57
-#define LIBAVCODEC_VERSION_MICRO 101
+#define LIBAVCODEC_VERSION_MICRO 102
 
 #define LIBAVCODEC_VERSION_INT  AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
                                                LIBAVCODEC_VERSION_MINOR, \