diff --git a/.gitmodules b/.gitmodules
index a411652..17e35cb 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -7,3 +7,6 @@
 [submodule "libdeflate"]
 	path = libdeflate
 	url = https://github.com/ebiggers/libdeflate
+[submodule "fuzzing/seed-corpus"]
+	path = fuzzing/seed-corpus
+	url = https://github.com/uNetworking/seed-corpus.git
diff --git a/fuzzing/Makefile b/fuzzing/Makefile
index 4108b7c..518334e 100644
--- a/fuzzing/Makefile
+++ b/fuzzing/Makefile
@@ -31,3 +31,15 @@ oss-fuzz:
 	$(CXX) $(CXXFLAGS) -DUWS_MOCK_ZLIB -std=c++17 -O3 PerMessageDeflate.cpp -o $(OUT)/PerMessageDeflate $(LIB_FUZZING_ENGINE)
 	$(CXX) $(CXXFLAGS) -std=c++17 -O3 TopicTree.cpp -o $(OUT)/TopicTree $(LIB_FUZZING_ENGINE)
 
+regression_test:
+	$(OUT)/EpollEchoServer seed-corpus/EpollEchoServer/regressions/*
+	$(OUT)/EpollHelloWorld seed-corpus/EpollHelloWorld/regressions/*
+	$(OUT)/EpollEchoServerPubSub seed-corpus/EpollEchoServerPubSub/regressions/*
+	# $(OUT)/Extensions seed-corpus/Extensions/regressions/*
+	# $(OUT)/QueryParser seed-corpus/QueryParser/regressions/*
+	$(OUT)/TopicTree seed-corpus/TopicTree/regressions/*
+	$(OUT)/WebSocket seed-corpus/WebSocket/regressions/*
+	$(OUT)/Http seed-corpus/Http/regressions/*
+	$(OUT)/HttpWithProxy seed-corpus/HttpWithProxy/regressions/*
+	# $(OUT)/MultipartParser seed-corpus/MultipartParser/regressions/*
+	$(OUT)/PerMessageDeflate seed-corpus/PerMessageDeflate/regressions/*
diff --git a/fuzzing/seed-corpus b/fuzzing/seed-corpus
new file mode 160000
index 0000000..69f5fd3
--- /dev/null
+++ b/fuzzing/seed-corpus
@@ -0,0 +1 @@
+Subproject commit 69f5fd36c102f0a7d527049983c0e2b2a822c23d