diff --git a/Makefile b/Makefile
index 0a802b9..5634dfb 100644
--- a/Makefile
+++ b/Makefile
@@ -13,9 +13,14 @@ CC:=clang
 CARGO?=cargo
 DOCKER?=docker
 
-.PHONY: build clean dist
+.PHONY: build build_base build_sancov clean dist
 
-build:
+build: build_base build_sancov
+
+build_base:
+	RUSTFLAGS="" $(CARGO) build --release --lib
+
+build_sancov:
 	RUSTFLAGS="$(RUSTFLAGS)" $(CARGO) build --target x86_64-unknown-linux-gnu --release --lib
 
 test/self_test: test/self_test.c
@@ -28,5 +33,6 @@ dist:
 	mkdir -pv dist && \
     IMAGE=`$(DOCKER) build -q -f ubuntu2004.Dockerfile .` && \
     CONTAINER=`$(DOCKER) create $$IMAGE` && \
-    $(DOCKER) cp $$CONTAINER:/app/target/x86_64-unknown-linux-gnu/release/libsolfuzz_agave.so dist/ && \
+    $(DOCKER) cp $$CONTAINER:/app/target/x86_64-unknown-linux-gnu/release/libsolfuzz_agave.so dist/libsolfuzz_agave_sancov.so && \
+    $(DOCKER) cp $$CONTAINER:/app/target/release/libsolfuzz_agave.so dist/libsolfuzz_agave.so && \
     $(DOCKER) rm $$CONTAINER