diff --git a/src/add-ons/translators/png/PNGTranslator.cpp b/src/add-ons/translators/png/PNGTranslator.cpp
index 3c95d76fe3..2628d96d79 100644
--- a/src/add-ons/translators/png/PNGTranslator.cpp
+++ b/src/add-ons/translators/png/PNGTranslator.cpp
@@ -36,7 +36,6 @@
 #include <stdio.h>
 #include <string.h>
 
-#include <Alert.h>
 #include <Catalog.h>
 #include <OS.h>
 #define PNG_NO_PEDANTIC_WARNINGS
@@ -300,11 +299,9 @@ void throw_error(png_structp ppng, png_const_charp error_msg)
 
 void alert_warning(png_structp ppng, png_const_charp error_msg)
 {
-	BAlert* alert = new BAlert("alert", error_msg,
-		B_TRANSLATE("OK"), NULL, NULL, B_WIDTH_FROM_LABEL,
-		B_WARNING_ALERT);
-	alert->SetFlags(alert->Flags() | B_CLOSE_ON_ESCAPE);
-	alert->Go();
+	// These are only warnings and the image can still be decoded. We have no
+	// way to convey this to the calling app using the current translator API,
+	// so the warnings are just ignored.
 }
 
 status_t