diff --git a/OpenCL/m04720_a0-pure.cl b/OpenCL/m21100_a0-pure.cl
similarity index 98%
rename from OpenCL/m04720_a0-pure.cl
rename to OpenCL/m21100_a0-pure.cl
index 4a1c615fd..18ccf6823 100644
--- a/OpenCL/m04720_a0-pure.cl
+++ b/OpenCL/m21100_a0-pure.cl
@@ -29,7 +29,7 @@
 #define uint_to_hex_lower8_le(i) make_u32x (l_bin2asc[(i).s0], l_bin2asc[(i).s1], l_bin2asc[(i).s2], l_bin2asc[(i).s3], l_bin2asc[(i).s4], l_bin2asc[(i).s5], l_bin2asc[(i).s6], l_bin2asc[(i).s7], l_bin2asc[(i).s8], l_bin2asc[(i).s9], l_bin2asc[(i).sa], l_bin2asc[(i).sb], l_bin2asc[(i).sc], l_bin2asc[(i).sd], l_bin2asc[(i).se], l_bin2asc[(i).sf])
 #endif
 
-KERNEL_FQ void m04720_mxx (KERN_ATTR_RULES ())
+KERNEL_FQ void m21100_mxx (KERN_ATTR_RULES ())
 {
   /**
    * modifier
@@ -146,7 +146,7 @@ KERNEL_FQ void m04720_mxx (KERN_ATTR_RULES ())
   }
 }
 
-KERNEL_FQ void m04720_sxx (KERN_ATTR_RULES ())
+KERNEL_FQ void m21100_sxx (KERN_ATTR_RULES ())
 {
   /**
    * modifier
diff --git a/OpenCL/m04720_a1-pure.cl b/OpenCL/m21100_a1-pure.cl
similarity index 98%
rename from OpenCL/m04720_a1-pure.cl
rename to OpenCL/m21100_a1-pure.cl
index 5ed4f4d9f..783632dcd 100644
--- a/OpenCL/m04720_a1-pure.cl
+++ b/OpenCL/m21100_a1-pure.cl
@@ -27,7 +27,7 @@
 #define uint_to_hex_lower8_le(i) make_u32x (l_bin2asc[(i).s0], l_bin2asc[(i).s1], l_bin2asc[(i).s2], l_bin2asc[(i).s3], l_bin2asc[(i).s4], l_bin2asc[(i).s5], l_bin2asc[(i).s6], l_bin2asc[(i).s7], l_bin2asc[(i).s8], l_bin2asc[(i).s9], l_bin2asc[(i).sa], l_bin2asc[(i).sb], l_bin2asc[(i).sc], l_bin2asc[(i).sd], l_bin2asc[(i).se], l_bin2asc[(i).sf])
 #endif
 
-KERNEL_FQ void m04720_mxx (KERN_ATTR_BASIC ())
+KERNEL_FQ void m21100_mxx (KERN_ATTR_BASIC ())
 {
   /**
    * modifier
@@ -142,7 +142,7 @@ KERNEL_FQ void m04720_mxx (KERN_ATTR_BASIC ())
   }
 }
 
-KERNEL_FQ void m04720_sxx (KERN_ATTR_BASIC ())
+KERNEL_FQ void m21100_sxx (KERN_ATTR_BASIC ())
 {
   /**
    * modifier
diff --git a/OpenCL/m04720_a3-pure.cl b/OpenCL/m21100_a3-pure.cl
similarity index 98%
rename from OpenCL/m04720_a3-pure.cl
rename to OpenCL/m21100_a3-pure.cl
index 4554e4604..c38d7cae5 100644
--- a/OpenCL/m04720_a3-pure.cl
+++ b/OpenCL/m21100_a3-pure.cl
@@ -27,7 +27,7 @@
 #define uint_to_hex_lower8_le(i) make_u32x (l_bin2asc[(i).s0], l_bin2asc[(i).s1], l_bin2asc[(i).s2], l_bin2asc[(i).s3], l_bin2asc[(i).s4], l_bin2asc[(i).s5], l_bin2asc[(i).s6], l_bin2asc[(i).s7], l_bin2asc[(i).s8], l_bin2asc[(i).s9], l_bin2asc[(i).sa], l_bin2asc[(i).sb], l_bin2asc[(i).sc], l_bin2asc[(i).sd], l_bin2asc[(i).se], l_bin2asc[(i).sf])
 #endif
 
-KERNEL_FQ void m04720_mxx (KERN_ATTR_VECTOR ())
+KERNEL_FQ void m21100_mxx (KERN_ATTR_VECTOR ())
 {
   /**
    * modifier
@@ -155,7 +155,7 @@ KERNEL_FQ void m04720_mxx (KERN_ATTR_VECTOR ())
   }
 }
 
-KERNEL_FQ void m04720_sxx (KERN_ATTR_VECTOR ())
+KERNEL_FQ void m21100_sxx (KERN_ATTR_VECTOR ())
 {
   /**
    * modifier
diff --git a/src/modules/module_04720.c b/src/modules/module_21100.c
similarity index 99%
rename from src/modules/module_04720.c
rename to src/modules/module_21100.c
index a414a4a84..b03986550 100644
--- a/src/modules/module_04720.c
+++ b/src/modules/module_21100.c
@@ -18,7 +18,7 @@ static const u32   DGST_POS3      = 1;
 static const u32   DGST_SIZE      = DGST_SIZE_4_5;
 static const u32   HASH_CATEGORY  = HASH_CATEGORY_RAW_HASH_SALTED;
 static const char *HASH_NAME      = "sha1(md5($pass.$salt))";
-static const u64   KERN_TYPE      = 4720;
+static const u64   KERN_TYPE      = 21100;
 static const u32   OPTI_TYPE      = OPTI_TYPE_ZERO_BYTE
                                   | OPTI_TYPE_PRECOMPUTE_INIT
                                   | OPTI_TYPE_EARLY_SKIP
diff --git a/tools/test_modules/m04720.pm b/tools/test_modules/m21100.pm
similarity index 100%
rename from tools/test_modules/m04720.pm
rename to tools/test_modules/m21100.pm