diff --git a/sdk/objc/helpers/RTCYUVHelper.h b/sdk/objc/helpers/RTCYUVHelper.h
index 2e6309c034..ec8ce48355 100644
--- a/sdk/objc/helpers/RTCYUVHelper.h
+++ b/sdk/objc/helpers/RTCYUVHelper.h
@@ -31,7 +31,7 @@ RTC_OBJC_EXPORT
               dstV:(uint8_t*)dstV
         dstStrideV:(int)dstStrideV
              width:(int)width
-             width:(int)height
+             height:(int)height
               mode:(RTCVideoRotation)mode;
 
 + (int)I420ToNV12:(const uint8_t*)srcY
@@ -45,7 +45,7 @@ RTC_OBJC_EXPORT
             dstUV:(uint8_t*)dstUV
       dstStrideUV:(int)dstStrideUV
             width:(int)width
-            width:(int)height;
+            height:(int)height;
 
 + (int)I420ToNV21:(const uint8_t*)srcY
        srcStrideY:(int)srcStrideY
@@ -58,7 +58,7 @@ RTC_OBJC_EXPORT
             dstUV:(uint8_t*)dstUV
       dstStrideUV:(int)dstStrideUV
             width:(int)width
-            width:(int)height;
+            height:(int)height;
 
 + (int)I420ToARGB:(const uint8_t*)srcY
        srcStrideY:(int)srcStrideY
diff --git a/sdk/objc/helpers/RTCYUVHelper.mm b/sdk/objc/helpers/RTCYUVHelper.mm
index 3f610ff990..4a39d469da 100644
--- a/sdk/objc/helpers/RTCYUVHelper.mm
+++ b/sdk/objc/helpers/RTCYUVHelper.mm
@@ -27,7 +27,7 @@ + (void)I420Rotate:(const uint8_t*)srcY
               dstV:(uint8_t*)dstV
         dstStrideV:(int)dstStrideV
              width:(int)width
-             width:(int)height
+             height:(int)height
               mode:(RTCVideoRotation)mode {
   libyuv::I420Rotate(srcY,
                      srcStrideY,
@@ -57,7 +57,7 @@ + (int)I420ToNV12:(const uint8_t*)srcY
             dstUV:(uint8_t*)dstUV
       dstStrideUV:(int)dstStrideUV
             width:(int)width
-            width:(int)height {
+            height:(int)height {
   return libyuv::I420ToNV12(srcY,
                             srcStrideY,
                             srcU,
@@ -83,7 +83,7 @@ + (int)I420ToNV21:(const uint8_t*)srcY
             dstUV:(uint8_t*)dstUV
       dstStrideUV:(int)dstStrideUV
             width:(int)width
-            width:(int)height {
+            height:(int)height {
   return libyuv::I420ToNV21(srcY,
                             srcStrideY,
                             srcU,