diff --git a/firmware/target/arm/imx233/i2c-imx233.c b/firmware/target/arm/imx233/i2c-imx233.c
index 4d066a4152..ed2931269b 100644
--- a/firmware/target/arm/imx233/i2c-imx233.c
+++ b/firmware/target/arm/imx233/i2c-imx233.c
@@ -240,7 +240,7 @@ int i2c_write(int device, const unsigned char* buf, int count)
     imx233_i2c_begin();
     imx233_i2c_add(true, true, &addr, 1, false); /* start + dev addr */
     imx233_i2c_add(false, true, (void *)buf, count, true); /* data + stop */
-    return imx233_i2c_end(TIMEOUT_BLOCK);
+    return imx233_i2c_end(1);
 }
 
 int i2c_read(int device, unsigned char* buf, int count)
@@ -249,7 +249,7 @@ int i2c_read(int device, unsigned char* buf, int count)
     imx233_i2c_begin();
     imx233_i2c_add(true, true, &addr, 1, false); /* start + dev addr */
     imx233_i2c_add(false, false, buf, count, true); /* data + stop */
-    return imx233_i2c_end(TIMEOUT_BLOCK);
+    return imx233_i2c_end(1);
 }
 
 int i2c_readmem(int device, int address, unsigned char* buf, int count)
@@ -260,7 +260,7 @@ int i2c_readmem(int device, int address, unsigned char* buf, int count)
     imx233_i2c_add(true, true, start, 2, false); /* start + dev addr + addr */
     imx233_i2c_add(true, true, &addr_rd, 1, false); /* start + dev addr */
     imx233_i2c_add(false, false, buf, count, true); /* data + stop */
-    return imx233_i2c_end(TIMEOUT_BLOCK);
+    return imx233_i2c_end(1);
 }
 
 int i2c_writemem(int device, int address, const unsigned char* buf, int count)
@@ -269,5 +269,5 @@ int i2c_writemem(int device, int address, const unsigned char* buf, int count)
     imx233_i2c_begin();
     imx233_i2c_add(true, true, start, 2, false); /* start + dev addr + addr */
     imx233_i2c_add(false, true, (void *)buf, count, true); /* data + stop */
-    return imx233_i2c_end(TIMEOUT_BLOCK);
+    return imx233_i2c_end(1);
 }