diff --git a/Sources/Solvers/SolverDynamic.cpp b/Sources/Solvers/SolverDynamic.cpp
index 9c7f529..08f5b68 100644
--- a/Sources/Solvers/SolverDynamic.cpp
+++ b/Sources/Solvers/SolverDynamic.cpp
@@ -69,9 +69,6 @@ SolverDynamic::~SolverDynamic ()
 // ===========================================================================
 void SolverDynamic::Solve_Start (Grid &grid, const Dictionary &dico)
 {
-	int count = 0;
-	Box *box = nullptr;
-
 	Solve_Stop ();
 
 	// Use given grid and dictionary
diff --git a/Sources/Solvers/SolverStatic.cpp b/Sources/Solvers/SolverStatic.cpp
index e18e5b1..4344f5e 100644
--- a/Sources/Solvers/SolverStatic.cpp
+++ b/Sources/Solvers/SolverStatic.cpp
@@ -99,8 +99,6 @@ void SolverStatic::Solve_Stop ()
 // ===========================================================================
 void SolverStatic::Solve_Start (Grid &grid, const Dictionary &dico)
 {
-	Box *box = nullptr;
-
 	Solve_Stop ();
 
 	// Save dictionary and grid
@@ -216,7 +214,6 @@ Status SolverStatic::Solve_Step (int32_t maxTimeMs, int32_t maxSteps)
 void SolverStatic::BackTrack ()
 {
 	unsigned int counter;
-	uint8_t mask[MAX_GRID_SIZE + 1];
 
 	// The first word we change must have direct interaction with the point of failure
 	int targetCol = items [idxCurrentItem].posX + items [idxCurrentItem].bestPos + 1;