diff --git a/core/definitions.mk b/core/definitions.mk
index 5c01bc2..5d24b67 100644
--- a/core/definitions.mk
+++ b/core/definitions.mk
@@ -2446,10 +2446,14 @@
 # decimal number) instead. If the APK does not specify a minSdkVersion, returns
 # 0 to match how the Android platform interprets this situation at runtime.
 #
+# This currently substitutes any version which contains characters other than
+# digits with the current platform's API Level number. This is because I
+# couldn't figure out an easy way to perform the substitution only for the
+# version codes listed in PLATFORM_VERSION_ALL_CODENAMES.
 define get-package-min-sdk-version-int
 $$(($(AAPT) dump badging $(1) 2>&1 | grep '^sdkVersion' || echo "sdkVersion:'0'") \
     | cut -d"'" -f2 | \
-    sed -e s/^$(PLATFORM_VERSION_CODENAME)$$/$(PLATFORM_SDK_VERSION)/)
+    sed -e s/^.*[^0-9].*$$/$(PLATFORM_SDK_VERSION)/)
 endef
 
 # Sign a package using the specified key/cert.