diff --git a/test/tools/ossfuzz/BytecodeOptimizerFuzzer.cpp b/test/tools/ossfuzz/BytecodeOptimizerFuzzer.cpp
index 998d49c15..6eec71634 100644
--- a/test/tools/ossfuzz/BytecodeOptimizerFuzzer.cpp
+++ b/test/tools/ossfuzz/BytecodeOptimizerFuzzer.cpp
@@ -106,7 +106,7 @@ extern "C" int LLVMFuzzerTestOneInput(uint8_t const* _data, size_t _size)
 			if (!compilerOutput.has_value())
 				return 0;
 
-			auto r = evmoneUtil.randomFunction();
+			auto r = evmoneUtil.randomFunction(_size);
 			if (!r.has_value())
 				return 0;
 
diff --git a/test/tools/ossfuzz/SolidityEvmoneInterface.cpp b/test/tools/ossfuzz/SolidityEvmoneInterface.cpp
index a906728d0..63bf7873f 100644
--- a/test/tools/ossfuzz/SolidityEvmoneInterface.cpp
+++ b/test/tools/ossfuzz/SolidityEvmoneInterface.cpp
@@ -75,7 +75,7 @@ optional<string> SolidityCompilationFramework::noInputFunction()
 	return {};
 }
 
-optional<Json::Value> SolidityCompilationFramework::randomFunction()
+optional<Json::Value> SolidityCompilationFramework::randomFunction(size_t _seed)
 {
 	Json::Value const& contractABI = m_compiler.contractABI(m_compiler.lastContractName());
 	unsigned numFunctions = contractABI.size();
@@ -84,7 +84,7 @@ optional<Json::Value> SolidityCompilationFramework::randomFunction()
 	else
 	{
 		uniform_int_distribution<unsigned> d(0, contractABI.size() - 1);
-		minstd_rand r(contractABI.size());
+		minstd_rand r(_seed);
 		return contractABI[d(r)];
 	}
 }
diff --git a/test/tools/ossfuzz/SolidityEvmoneInterface.h b/test/tools/ossfuzz/SolidityEvmoneInterface.h
index e6163c4af..bc5385c8b 100644
--- a/test/tools/ossfuzz/SolidityEvmoneInterface.h
+++ b/test/tools/ossfuzz/SolidityEvmoneInterface.h
@@ -102,7 +102,7 @@ public:
 	std::optional<std::string> noInputFunction();
 	/// @returns FunctionABI of a randomly chosen external function in
 	/// current contract.
-	std::optional<Json::Value> randomFunction();
+	std::optional<Json::Value> randomFunction(size_t _seed);
 	/// @returns name of the last contract in source unit.
 	std::string lastContractName()
 	{
@@ -181,9 +181,9 @@ public:
 	{
 		return m_compilationFramework.noInputFunction();
 	}
-	std::optional<Json::Value> randomFunction()
+	std::optional<Json::Value> randomFunction(size_t _seed)
 	{
-		return m_compilationFramework.randomFunction();
+		return m_compilationFramework.randomFunction(_seed);
 	}
 	void optSetting(frontend::OptimiserSettings _opt)
 	{
diff --git a/test/tools/ossfuzz/solc_ossfuzz.cpp b/test/tools/ossfuzz/solc_ossfuzz.cpp
index c9ba40d48..d48706225 100644
--- a/test/tools/ossfuzz/solc_ossfuzz.cpp
+++ b/test/tools/ossfuzz/solc_ossfuzz.cpp
@@ -106,7 +106,7 @@ extern "C" int LLVMFuzzerTestOneInput(uint8_t const* _data, size_t _size)
 			if (!compilerOutput.has_value())
 				return 0;
 
-			auto r = evmoneUtil.randomFunction();
+			auto r = evmoneUtil.randomFunction(_size);
 			if (!r.has_value())
 				return 0;