diff --git a/executables/softmodem-common.c b/executables/softmodem-common.c
index 9f39612733..390da3c93c 100644
--- a/executables/softmodem-common.c
+++ b/executables/softmodem-common.c
@@ -105,8 +105,9 @@ void get_common_options(configmodule_interface_t *cfg, uint32_t execmask)
 
   paramdef_t cmdline_params[] = CMDLINE_PARAMS_DESC;
   checkedparam_t cmdline_CheckParams[] = CMDLINE_PARAMS_CHECK_DESC;
+  static_assert(sizeofArray(cmdline_params) == sizeofArray(cmdline_CheckParams),
+                "cmdline_params and cmdline_CheckParams should have the same size");
   int numparams = sizeofArray(cmdline_params);
-  AssertFatal(numparams == sizeofArray(cmdline_CheckParams), "Error in arrays size (%d!=%lu)\n", numparams, sizeofArray(cmdline_CheckParams));
   config_set_checkfunctions(cmdline_params, cmdline_CheckParams, numparams);
   config_get(cfg, cmdline_params, numparams, NULL);
   nfapi_index = config_paramidx_fromname(cmdline_params, numparams, "nfapi");