diff --git a/exec/compressible/GNUmakefile b/exec/compressible/GNUmakefile
index 9a7e498c..cd7ee153 100644
--- a/exec/compressible/GNUmakefile
+++ b/exec/compressible/GNUmakefile
@@ -10,7 +10,7 @@ COMP          = gnu
 DIM           = 3
 TINY_PROFILE  = FALSE
 MAX_SPEC      = 8
-MAX_REAC     = 5
+MAX_REAC      = 5
 
 USE_PARTICLES = FALSE
 
diff --git a/exec/compressible_stag/GNUmakefile b/exec/compressible_stag/GNUmakefile
index f549f704..24dfa949 100644
--- a/exec/compressible_stag/GNUmakefile
+++ b/exec/compressible_stag/GNUmakefile
@@ -11,7 +11,7 @@ COMP          = gnu
 DIM           = 3
 TINY_PROFILE  = FALSE
 MAX_SPEC      = 8
-MAX_REAC     = 5
+MAX_REAC      = 5
 
 USE_PARTICLES = FALSE
 DO_TURB 	  = FALSE
diff --git a/exec/compressible_stag_mui/GNUmakefile b/exec/compressible_stag_mui/GNUmakefile
index d75e86fd..a04b97c2 100644
--- a/exec/compressible_stag_mui/GNUmakefile
+++ b/exec/compressible_stag_mui/GNUmakefile
@@ -15,7 +15,7 @@ USE_MUI       = TRUE
 USE_SLURM     = FALSE
 USE_AMREX_MPMD = TRUE
 MAX_SPEC      = 8
-MAX_REAC     = 5
+MAX_REAC      = 5
 
 USE_PARTICLES = FALSE