diff --git a/src/608_sami.c b/src/608_sami.c
index 0c0a9802..74ff2d2a 100644
--- a/src/608_sami.c
+++ b/src/608_sami.c
@@ -84,18 +84,20 @@ int write_cc_bitmap_as_sami(struct cc_subtitle *sub, struct encoder_ctx *context
 	int x_pos, y_pos, width, height, i;
 	int x, y, y_off, x_off, ret;
 	uint8_t *pbuf;
-	char *filename;
+	//char *filename;
 	struct cc_bitmap* rect;
 	png_color *palette = NULL;
 	png_byte *alpha = NULL;
 #ifdef ENABLE_OCR
 	char*str = NULL;
 #endif
-	int used;
-	unsigned h1,m1,s1,ms1;
-	unsigned h2,m2,s2,ms2;
+	//int used;
+#ifdef ENABLE_OCR
+	unsigned h1, m1, s1, ms1;
+	unsigned h2, m2, s2, ms2;
+#endif;
 	LLONG ms_start, ms_end;
-	char timeline[128];
+	//char timeline[128];
 	int len = 0;
 
         x_pos = -1;
diff --git a/src/608_smptett.c b/src/608_smptett.c
index 9766bd0f..5651212a 100644
--- a/src/608_smptett.c
+++ b/src/608_smptett.c
@@ -109,18 +109,20 @@ int write_cc_bitmap_as_smptett(struct cc_subtitle *sub, struct encoder_ctx *cont
 	int x_pos, y_pos, width, height, i;
 	int x, y, y_off, x_off, ret;
 	uint8_t *pbuf;
-	char *filename;
+	//char *filename;
 	struct cc_bitmap* rect;
 	png_color *palette = NULL;
 	png_byte *alpha = NULL;
 #ifdef ENABLE_OCR
 	char*str = NULL;
 #endif
-	int used;
-	unsigned h1,m1,s1,ms1;
-	unsigned h2,m2,s2,ms2;
+	//int used;
+#ifdef ENABLE_OCR
+	unsigned h1, m1, s1, ms1;
+	unsigned h2, m2, s2, ms2;
+#endif;
 	LLONG ms_start, ms_end;
-	char timeline[128];
+	//char timeline[128];
 	int len = 0;
 
         x_pos = -1;
diff --git a/src/608_srt.c b/src/608_srt.c
index c605b82a..fb3939b9 100644
--- a/src/608_srt.c
+++ b/src/608_srt.c
@@ -78,18 +78,20 @@ int write_cc_bitmap_as_srt(struct cc_subtitle *sub, struct encoder_ctx *context)
 	int x_pos, y_pos, width, height, i;
 	int x, y, y_off, x_off, ret;
 	uint8_t *pbuf;
-	char *filename;
+	//char *filename;
 	struct cc_bitmap* rect;
 	png_color *palette = NULL;
 	png_byte *alpha = NULL;
 #ifdef ENABLE_OCR
 	char*str = NULL;
 #endif
-	int used;
-	unsigned h1,m1,s1,ms1;
-	unsigned h2,m2,s2,ms2;
+	//int used;
+#ifdef ENABLE_OCR
+	unsigned h1, m1, s1, ms1;
+	unsigned h2, m2, s2, ms2;
+#endif;
 	LLONG ms_start, ms_end;
-	char timeline[128];
+	//char timeline[128];
 	int len = 0;
 
         x_pos = -1;
diff --git a/src/ccx_encoders_common.c b/src/ccx_encoders_common.c
index 9bf258d9..99ebd9c5 100644
--- a/src/ccx_encoders_common.c
+++ b/src/ccx_encoders_common.c
@@ -224,18 +224,20 @@ int write_cc_bitmap_as_transcript(struct cc_subtitle *sub, struct encoder_ctx *c
 	int x_pos, y_pos, width, height, i;
 	int x, y, y_off, x_off, ret;
 	uint8_t *pbuf;
-	char *filename;
+	//char *filename;
 	struct cc_bitmap* rect;
 	png_color *palette = NULL;
 	png_byte *alpha = NULL;
 #ifdef ENABLE_OCR
 	char*str = NULL;
 #endif
-	int used;
+	//int used;
+#ifdef ENABLE_OCR
 	unsigned h1,m1,s1,ms1;
 	unsigned h2,m2,s2,ms2;
+#endif;
 	LLONG start_time, end_time;
-	char timeline[128];
+	//char timeline[128];
 	int len = 0;
 
         x_pos = -1;