diff --git a/libsolidity/interface/CompilerStack.cpp b/libsolidity/interface/CompilerStack.cpp
index e800b278d..adf59a9cf 100644
--- a/libsolidity/interface/CompilerStack.cpp
+++ b/libsolidity/interface/CompilerStack.cpp
@@ -128,7 +128,7 @@ bool CompilerStack::addSource(string const& _name, string const& _content, bool
 bool CompilerStack::parse()
 {
 	//reset
-	if(m_stackState != SourcesSet)
+	if (m_stackState != SourcesSet)
 		return false;
 	m_errorReporter.clear();
 	ASTNode::resetID();
diff --git a/test/libsolidity/SMTChecker.cpp b/test/libsolidity/SMTChecker.cpp
index 736aa46c4..1f6f765fd 100644
--- a/test/libsolidity/SMTChecker.cpp
+++ b/test/libsolidity/SMTChecker.cpp
@@ -343,7 +343,7 @@ BOOST_AUTO_TEST_CASE(bool_simple)
 	text = R"(
 		contract C {
 			function f(bool x) public pure {
-				if(x) {
+				if (x) {
 					assert(x);
 				} else {
 					assert(!x);
@@ -380,7 +380,7 @@ BOOST_AUTO_TEST_CASE(bool_int_mixed)
 		contract C {
 			function f(bool x) public pure {
 				uint a;
-				if(x)
+				if (x)
 					a = 1;
 				assert(!x || a > 0);
 			}
diff --git a/test/libsolidity/SolidityOptimizer.cpp b/test/libsolidity/SolidityOptimizer.cpp
index 1c80e82ee..f925d36ef 100644
--- a/test/libsolidity/SolidityOptimizer.cpp
+++ b/test/libsolidity/SolidityOptimizer.cpp
@@ -352,7 +352,7 @@ BOOST_AUTO_TEST_CASE(incorrect_storage_access_bug)
 			mapping(uint => uint) data;
 			function f() public returns (uint)
 			{
-				if(data[now] == 0)
+				if (data[now] == 0)
 					data[uint(-7)] = 5;
 				return data[now];
 			}