diff --git a/src/UnicaenParametre/Exception/ParametreMalTypeException.php b/src/UnicaenParametre/Exception/ParametreMalTypeException.php
index f3a201404b6a0e20c5560aa0ad7ec57d716bba76..8bc08a46c3b47f587f6ff5550b949bae1830d38d 100644
--- a/src/UnicaenParametre/Exception/ParametreMalTypeException.php
+++ b/src/UnicaenParametre/Exception/ParametreMalTypeException.php
@@ -2,6 +2,6 @@
 
 namespace UnicaenParametre\Exception;
 
-use Exception;
+use RuntimeException;
 
-class ParametreMalTypeException extends Exception {}
\ No newline at end of file
+class ParametreMalTypeException extends RuntimeException {}
\ No newline at end of file
diff --git a/src/UnicaenParametre/Exception/ParametreNotFoundException.php b/src/UnicaenParametre/Exception/ParametreNotFoundException.php
index e42a1070dbdfe3d061d6d97feecd6cf09576477a..a02cb924141087d2cf2864a877869f1255461363 100644
--- a/src/UnicaenParametre/Exception/ParametreNotFoundException.php
+++ b/src/UnicaenParametre/Exception/ParametreNotFoundException.php
@@ -2,6 +2,6 @@
 
 namespace UnicaenParametre\Exception;
 
-use Exception;
+use RuntimeException;
 
-class ParametreNotFoundException extends Exception {}
\ No newline at end of file
+class ParametreNotFoundException extends RuntimeException {}
\ No newline at end of file