diff --git a/src/Assembleur.cpp b/src/Assembleur.cpp
index b2637a0..6583b9e 100644
--- a/src/Assembleur.cpp
+++ b/src/Assembleur.cpp
@@ -53,7 +53,7 @@ std::uint32_t Assembleur::ParseLabel(const std::string& a_Label) {
 	auto it = m_Labels.find(a_Label);
 
 	if (it == m_Labels.end()) {
-		throw std::runtime_error("Label " + a_Label + " not found !");
+		throw std::invalid_argument("Label " + a_Label + " not found !");
 	}
 
 	return it->second;
@@ -105,10 +105,10 @@ std::uint32_t Assembleur::ParseIO(Instruction a_Instruction, std::uint32_t a_R1,
 
 static std::uint32_t ParseRegistry(const std::string& a_Str) {
 	if (a_Str.at(0) != 'R')
-		throw std::runtime_error("Registry " + a_Str + " not found !");
+		throw std::invalid_argument("Registry " + a_Str + " not found !");
 	std::uint32_t registry = std::stoi(a_Str.substr(1));
 	if (registry > 7)
-		throw std::runtime_error("You can only have up to 8 registries !");
+		throw std::invalid_argument("You can only have up to 8 registries !");
 	return registry;
 }
 
@@ -118,7 +118,7 @@ static bool IsConstant(const std::string& a_Str) {
 
 static std::uint32_t ParseConstant(const std::string& a_Str) {
 	if (a_Str.at(0) != '#')
-		throw std::runtime_error("Registry " + a_Str + " not found !");
+		throw std::invalid_argument("Registry " + a_Str + " not found !");
 	return std::stoi(a_Str.substr(1));
 }
 
@@ -129,7 +129,7 @@ std::uint32_t Assembleur::ParseInstruction(const std::string& a_Str, std::uint32
 
 	auto it = INSTRUCTION_KEYS.find(ins);
 	if (it == INSTRUCTION_KEYS.end()) {
-		throw std::runtime_error("[Line " + std::to_string(a_RealLine) + "] " + "Instruction \"" + ins + "\" not found !");
+		throw std::invalid_argument("[Line " + std::to_string(a_RealLine) + "] " + "Instruction \"" + ins + "\" not found !");
 	}
 
 	Instruction instruction = it->second;
@@ -177,8 +177,8 @@ std::uint32_t Assembleur::ParseInstruction(const std::string& a_Str, std::uint32
 			}
 		}
 
-	} catch (std::runtime_error& e) {
-		throw std::runtime_error("[Line " + std::to_string(a_RealLine) + "] " + e.what());
+	} catch (std::invalid_argument& e) {
+		throw std::invalid_argument("[Line " + std::to_string(a_RealLine) + "] " + e.what());
 	}
 
 	return 0;