diff --git a/SP5WWP/m17-coder/m17-coder-sym-debug.c b/SP5WWP/m17-coder/m17-coder-sym-debug.c
index 93710ec..71e65a8 100644
--- a/SP5WWP/m17-coder/m17-coder-sym-debug.c
+++ b/SP5WWP/m17-coder/m17-coder-sym-debug.c
@@ -143,8 +143,8 @@ int main(int argc, char* argv[])
         fprintf (stderr, "\n");
         
         // *((int32_t*)&iv[0])=(uint32_t)time(NULL)-(uint32_t)epoch; //timestamp //note: I don't think this works as intended
-        for(uint8_t i=0; i<4; i++)    iv[i] = ((uint32_t)(time(NULL)&0xFFFFFFFF)-(uint32_t)epoch) >> (24-(i*8));
-        for(uint8_t i=4; i<4+10; i++) iv[i] = rand() & 0xFF; //10 random bytes
+        for(uint8_t i=0; i<4; i++)  iv[i] = ((uint32_t)(time(NULL)&0xFFFFFFFF)-(uint32_t)epoch) >> (24-(i*8));
+        for(uint8_t i=3; i<14; i++) iv[i] = rand() & 0xFF; //10 random bytes
     }
 
     memset(next_lsf.dst, 0xFF, 6*sizeof(uint8_t)); //broadcast
diff --git a/SP5WWP/m17-coder/m17-coder-sym.c b/SP5WWP/m17-coder/m17-coder-sym.c
index e6745fe..9d4882f 100644
--- a/SP5WWP/m17-coder/m17-coder-sym.c
+++ b/SP5WWP/m17-coder/m17-coder-sym.c
@@ -55,8 +55,8 @@ int main(int argc, char* argv[])
         //TODO: read key
         
         // *((int32_t*)&iv[0])=(uint32_t)time(NULL)-(uint32_t)epoch; //timestamp
-        for(uint8_t i=0; i<4; i++)    iv[i] = ((uint32_t)(time(NULL)&0xFFFFFFFF)-(uint32_t)epoch) >> (24-(i*8));
-        for(uint8_t i=4; i<4+10; i++) iv[i] = rand() & 0xFF; //10 random bytes
+        for(uint8_t i=0; i<4; i++)  iv[i] = ((uint32_t)(time(NULL)&0xFFFFFFFF)-(uint32_t)epoch) >> (24-(i*8));
+        for(uint8_t i=3; i<14; i++) iv[i] = rand() & 0xFF; //10 random bytes
     }
 
     if(fread(&(next_lsf.dst), 6, 1, stdin)<1) finished=1;