diff --git a/poincare/include/poincare/expression.h b/poincare/include/poincare/expression.h
index 54877d604..bce4b2490 100644
--- a/poincare/include/poincare/expression.h
+++ b/poincare/include/poincare/expression.h
@@ -10,8 +10,6 @@
 #include <poincare/solver.h>
 #include <ion/storage.h>
 
-#include <stdio.h>
-
 namespace Poincare {
 
 class Context;
diff --git a/poincare/src/tree_node.cpp b/poincare/src/tree_node.cpp
index 29af7657c..3052b4a7e 100644
--- a/poincare/src/tree_node.cpp
+++ b/poincare/src/tree_node.cpp
@@ -1,7 +1,6 @@
 #include <poincare/tree_node.h>
 #include <poincare/tree_pool.h>
 #include <poincare/tree_handle.h>
-#include <stdio.h>
 
 namespace Poincare {