diff --git a/docs/USAGE.md b/docs/USAGE.md
index b756541c..a9ccfc60 100644
--- a/docs/USAGE.md
+++ b/docs/USAGE.md
@@ -310,7 +310,7 @@ Define x86_64 bash to launch script
  * XXX=yyyy
  will add XXX=yyyy env. var.
 
-#### BOX64_ENV1
+#### BOX64_ENV1 *
  * XXX=yyyy
  will add XXX=yyyy env. var. and continue with BOX86_ENV2 ... until var doesn't exist
 
diff --git a/src/tools/rcfile.c b/src/tools/rcfile.c
index 97da98a2..cea7d5cf 100644
--- a/src/tools/rcfile.c
+++ b/src/tools/rcfile.c
@@ -111,6 +111,10 @@ ENTRYBOOL(BOX64_SDL2_JGUID, box64_sdl2_jguid)           \
 ENTRYINT(BOX64_MALLOC_HACK, box64_malloc_hack, 0, 2, 2) \
 ENTRYINTPOS(BOX64_MAXCPU, new_maxcpu)                   \
 ENTRYSTRING_(BOX64_ENV, new_env)                        \
+ENTRYSTRING_(BOX64_ENV1, new_env1)                      \
+ENTRYSTRING_(BOX64_ENV2, new_env2)                      \
+ENTRYSTRING_(BOX64_ENV3, new_env3)                      \
+ENTRYSTRING_(BOX64_ENV4, new_env4)                      \
 
 #ifdef HAVE_TRACE
 #define SUPER2()                                        \
@@ -544,6 +548,22 @@ void ApplyParams(const char* name)
         addNewEnvVar(param->new_env);
         printf_log(LOG_INFO, "Applying %s=%s\n", "BOX64_ENV", param->new_env);
     }
+    if(param->is_new_env1_present) {
+        addNewEnvVar(param->new_env1);
+        printf_log(LOG_INFO, "Applying %s=%s\n", "BOX64_ENV1", param->new_env1);
+    }
+    if(param->is_new_env2_present) {
+        addNewEnvVar(param->new_env2);
+        printf_log(LOG_INFO, "Applying %s=%s\n", "BOX64_ENV2", param->new_env2);
+    }
+    if(param->is_new_env3_present) {
+        addNewEnvVar(param->new_env3);
+        printf_log(LOG_INFO, "Applying %s=%s\n", "BOX64_ENV3", param->new_env3);
+    }
+    if(param->is_new_env4_present) {
+        addNewEnvVar(param->new_env4);
+        printf_log(LOG_INFO, "Applying %s=%s\n", "BOX64_ENV4", param->new_env4);
+    }
     if(param->is_bash_present && FileIsX64ELF(param->bash)) {
         if(my_context->bashpath)
             free(my_context->bashpath);
diff --git a/system/box64.box64rc b/system/box64.box64rc
index bf468d1d..f12aace4 100644
--- a/system/box64.box64rc
+++ b/system/box64.box64rc
@@ -71,6 +71,11 @@ BOX64_DYNAREC_ALIGNED_ATOMICS=1
 [geekbench6]
 BOX64_ENV=BOX64_DYNAREC_STRONGMEM=3
 
+[geekbench5]
+BOX64_ENV=BOX64_DYNAREC_BIGBLOCK=2
+BOX64_ENV1=BOX64_DYNAREC_FORWARD=1024
+BOX64_ENV2=BOX64_DYNAREC_CALLRET=1
+
 [GridAutosport]
 #BOX64_DYNAREC_BIGBLOCK=2
 BOX64_NOSANDBOX=1