diff --git a/java/base.go b/java/base.go
index fdc164e..734f5d4 100644
--- a/java/base.go
+++ b/java/base.go
@@ -1615,7 +1615,7 @@
 	if ctx.Device() && (Bool(j.properties.Installable) || Bool(compileDex)) {
 		if j.hasCode(ctx) {
 			if j.shouldInstrumentStatic(ctx) {
-				j.dexer.extraProguardFlagFiles = append(j.dexer.extraProguardFlagFiles,
+				j.dexer.extraProguardFlagsFiles = append(j.dexer.extraProguardFlagsFiles,
 					android.PathForSource(ctx, "build/make/core/proguard.jacoco.flags"))
 			}
 			// Dex compilation