diff --git a/pkg/runner/runner.go b/pkg/runner/runner.go
index 940908441..b18463079 100644
--- a/pkg/runner/runner.go
+++ b/pkg/runner/runner.go
@@ -405,7 +405,7 @@ func (runner *ZeroRunner) Output() []*fp.Element {
 	}
 
 	output := []*fp.Element{}
-	outputSegment, ok := runner.vm.Memory.FindSegmentWithBuiltin("output")
+	outputSegment, ok := runner.vm.Memory.FindSegmentWithBuiltin(builtins.OutputName)
 	if !ok {
 		return output
 	}
diff --git a/pkg/runner/runner_test.go b/pkg/runner/runner_test.go
index 3d5e642cd..d7b3d99cb 100644
--- a/pkg/runner/runner_test.go
+++ b/pkg/runner/runner_test.go
@@ -191,7 +191,7 @@ func TestBitwiseBuiltin(t *testing.T) {
 	err := runner.Run()
 	require.NoError(t, err)
 
-	bitwise, ok := runner.vm.Memory.FindSegmentWithBuiltin("bitwise")
+	bitwise, ok := runner.vm.Memory.FindSegmentWithBuiltin(builtins.BitwiseName)
 	require.True(t, ok)
 
 	requireEqualSegments(t, createSegment(14, 7, 6, 9, 15), bitwise)
@@ -267,7 +267,7 @@ func TestPedersenBuiltin(t *testing.T) {
 	err := runner.Run()
 	require.NoError(t, err)
 
-	pedersen, ok := runner.vm.Memory.FindSegmentWithBuiltin("pedersen")
+	pedersen, ok := runner.vm.Memory.FindSegmentWithBuiltin(builtins.PedersenName)
 	require.True(t, ok)
 	requireEqualSegments(t, createSegment(&val1, &val2, &val3), pedersen)
 }
@@ -349,7 +349,7 @@ func TestRangeCheck96Builtin(t *testing.T) {
 	err := runner.Run()
 	require.NoError(t, err)
 
-	rangeCheck96, ok := runner.vm.Memory.FindSegmentWithBuiltin("range_check96")
+	rangeCheck96, ok := runner.vm.Memory.FindSegmentWithBuiltin(builtins.RangeCheck96Name)
 	require.True(t, ok)
 
 	felt := &fp.Element{}
diff --git a/pkg/vm/builtins/range_check.go b/pkg/vm/builtins/range_check.go
index 9d933f999..bf2bf5ab3 100644
--- a/pkg/vm/builtins/range_check.go
+++ b/pkg/vm/builtins/range_check.go
@@ -12,11 +12,11 @@ import (
 )
 
 const (
-	RangeCheckName                         = "range_check"
-	RangeCheck96Name                string = "range_check96"
-	inputCellsPerRangeCheck                = 1
-	cellsPerRangeCheck                     = 1
-	instancesPerComponentRangeCheck        = 1
+	RangeCheckName                  = "range_check"
+	RangeCheck96Name                = "range_check96"
+	inputCellsPerRangeCheck         = 1
+	cellsPerRangeCheck              = 1
+	instancesPerComponentRangeCheck = 1
 
 	// Each range check instance consists of RangeCheckNParts 16-bit parts. INNER_RC_BOUND_SHIFT and INNER_RC_BOUND_MASK are used to extract 16-bit parts from the field elements stored in the range check segment.
 	INNER_RC_BOUND_SHIFT = 16
@@ -61,9 +61,9 @@ func (r *RangeCheck) InferValue(segment *memory.Segment, offset uint64) error {
 
 func (r *RangeCheck) String() string {
 	if r.RangeCheckNParts == 6 {
-		return "range_check96"
+		return RangeCheck96Name
 	} else {
-		return "range_check"
+		return RangeCheckName
 	}
 }