diff --git a/OpenCL/m06221-pure.cl b/OpenCL/m06221-pure.cl
index fbd139fe0..6e0027b2e 100644
--- a/OpenCL/m06221-pure.cl
+++ b/OpenCL/m06221-pure.cl
@@ -228,7 +228,7 @@ KERNEL_FQ void m06221_init (KERN_ATTR_TMPS_ESALT (tc64_tmp_t, tc_t))
 
   sha512_hmac_ctx_t sha512_hmac_ctx;
 
-  sha512_hmac_init_128 (&sha512_hmac_ctx, w0, w1, w2, w3, w5, w5, w6, w7);
+  sha512_hmac_init_128 (&sha512_hmac_ctx, w0, w1, w2, w3, w4, w5, w6, w7);
 
   tmps[gid].ipad[0] = sha512_hmac_ctx.ipad.h[0];
   tmps[gid].ipad[1] = sha512_hmac_ctx.ipad.h[1];
diff --git a/OpenCL/m06222-pure.cl b/OpenCL/m06222-pure.cl
index 78bd93c9b..7333d397f 100644
--- a/OpenCL/m06222-pure.cl
+++ b/OpenCL/m06222-pure.cl
@@ -228,7 +228,7 @@ KERNEL_FQ void m06222_init (KERN_ATTR_TMPS_ESALT (tc64_tmp_t, tc_t))
 
   sha512_hmac_ctx_t sha512_hmac_ctx;
 
-  sha512_hmac_init_128 (&sha512_hmac_ctx, w0, w1, w2, w3, w5, w5, w6, w7);
+  sha512_hmac_init_128 (&sha512_hmac_ctx, w0, w1, w2, w3, w4, w5, w6, w7);
 
   tmps[gid].ipad[0] = sha512_hmac_ctx.ipad.h[0];
   tmps[gid].ipad[1] = sha512_hmac_ctx.ipad.h[1];
diff --git a/OpenCL/m06223-pure.cl b/OpenCL/m06223-pure.cl
index fc1312acb..77069c25f 100644
--- a/OpenCL/m06223-pure.cl
+++ b/OpenCL/m06223-pure.cl
@@ -228,7 +228,7 @@ KERNEL_FQ void m06223_init (KERN_ATTR_TMPS_ESALT (tc64_tmp_t, tc_t))
 
   sha512_hmac_ctx_t sha512_hmac_ctx;
 
-  sha512_hmac_init_128 (&sha512_hmac_ctx, w0, w1, w2, w3, w5, w5, w6, w7);
+  sha512_hmac_init_128 (&sha512_hmac_ctx, w0, w1, w2, w3, w4, w5, w6, w7);
 
   tmps[gid].ipad[0] = sha512_hmac_ctx.ipad.h[0];
   tmps[gid].ipad[1] = sha512_hmac_ctx.ipad.h[1];
diff --git a/OpenCL/m13721-pure.cl b/OpenCL/m13721-pure.cl
index 4e9c3edaf..8f02851fc 100644
--- a/OpenCL/m13721-pure.cl
+++ b/OpenCL/m13721-pure.cl
@@ -270,7 +270,7 @@ KERNEL_FQ void m13721_init (KERN_ATTR_TMPS_ESALT (vc64_tmp_t, vc_t))
 
   sha512_hmac_ctx_t sha512_hmac_ctx;
 
-  sha512_hmac_init_128 (&sha512_hmac_ctx, w0, w1, w2, w3, w5, w5, w6, w7);
+  sha512_hmac_init_128 (&sha512_hmac_ctx, w0, w1, w2, w3, w4, w5, w6, w7);
 
   tmps[gid].ipad[0] = sha512_hmac_ctx.ipad.h[0];
   tmps[gid].ipad[1] = sha512_hmac_ctx.ipad.h[1];
diff --git a/OpenCL/m13722-pure.cl b/OpenCL/m13722-pure.cl
index f7cbbb83e..27ea184db 100644
--- a/OpenCL/m13722-pure.cl
+++ b/OpenCL/m13722-pure.cl
@@ -321,7 +321,7 @@ KERNEL_FQ void m13722_init (KERN_ATTR_TMPS_ESALT (vc64_tmp_t, vc_t))
 
   sha512_hmac_ctx_t sha512_hmac_ctx;
 
-  sha512_hmac_init_128 (&sha512_hmac_ctx, w0, w1, w2, w3, w5, w5, w6, w7);
+  sha512_hmac_init_128 (&sha512_hmac_ctx, w0, w1, w2, w3, w4, w5, w6, w7);
 
   tmps[gid].ipad[0] = sha512_hmac_ctx.ipad.h[0];
   tmps[gid].ipad[1] = sha512_hmac_ctx.ipad.h[1];
diff --git a/OpenCL/m13723-pure.cl b/OpenCL/m13723-pure.cl
index 382d67be9..d906d17d7 100644
--- a/OpenCL/m13723-pure.cl
+++ b/OpenCL/m13723-pure.cl
@@ -386,7 +386,7 @@ KERNEL_FQ void m13723_init (KERN_ATTR_TMPS_ESALT (vc64_tmp_t, vc_t))
 
   sha512_hmac_ctx_t sha512_hmac_ctx;
 
-  sha512_hmac_init_128 (&sha512_hmac_ctx, w0, w1, w2, w3, w5, w5, w6, w7);
+  sha512_hmac_init_128 (&sha512_hmac_ctx, w0, w1, w2, w3, w4, w5, w6, w7);
 
   tmps[gid].ipad[0] = sha512_hmac_ctx.ipad.h[0];
   tmps[gid].ipad[1] = sha512_hmac_ctx.ipad.h[1];
diff --git a/OpenCL/m15900-pure.cl b/OpenCL/m15900-pure.cl
index c44a61149..78caf5fd7 100644
--- a/OpenCL/m15900-pure.cl
+++ b/OpenCL/m15900-pure.cl
@@ -255,7 +255,7 @@ KERNEL_FQ void m15900_init (KERN_ATTR_TMPS_ESALT (dpapimk_tmp_v2_t, dpapimk_t))
 
   sha512_hmac_ctx_t sha512_hmac_ctx;
 
-  sha512_hmac_init_128 (&sha512_hmac_ctx, w0, w1, w2, w3, w5, w5, w6, w7);
+  sha512_hmac_init_128 (&sha512_hmac_ctx, w0, w1, w2, w3, w4, w5, w6, w7);
 
   tmps[gid].ipad64[0] = sha512_hmac_ctx.ipad.h[0];
   tmps[gid].ipad64[1] = sha512_hmac_ctx.ipad.h[1];
diff --git a/docs/changes.txt b/docs/changes.txt
index 48e1ca44d..ce298a695 100644
--- a/docs/changes.txt
+++ b/docs/changes.txt
@@ -5,6 +5,7 @@
 ##
 
 - Fixed 'E' rule in pure kernel mode which was ignoring letters that are in positions that are multiples of 4
+- Fixed false negative in hash-mode 15900 (DPAPI masterkey file v2) if password was longer than 64 characters
 
 ##
 ## Improvements