diff --git a/MagickCore/effect.c b/MagickCore/effect.c
index e974b0d..02390c4 100644
--- a/MagickCore/effect.c
+++ b/MagickCore/effect.c
@@ -295,7 +295,7 @@
   blur_view=AcquireAuthenticCacheView(blur_image,exception);
 #if defined(MAGICKCORE_OPENMP_SUPPORT)
   #pragma omp parallel for schedule(static,4) shared(progress,status) \
-    dynamic_num_threads_dos(image->columns,image->rows)
+    dynamic_number_threads(image->columns,image->rows,1)
 #endif
   for (y=0; y < (ssize_t) blur_image->rows; y++)
   {
@@ -622,7 +622,7 @@
   sharp_view=AcquireAuthenticCacheView(sharp_image,exception);
 #if defined(MAGICKCORE_OPENMP_SUPPORT)
   #pragma omp parallel for schedule(static,4) shared(progress,status) \
-    dynamic_num_threads_dos(image->columns,image->rows)
+    dynamic_number_threads(image->columns,image->rows,1)
 #endif
   for (y=0; y < (ssize_t) sharp_image->rows; y++)
   {
@@ -952,7 +952,7 @@
   blur_view=AcquireAuthenticCacheView(blur_image,exception);
 #if defined(MAGICKCORE_OPENMP_SUPPORT)
   #pragma omp parallel for schedule(static,4) shared(progress,status) \
-    dynamic_num_threads_dos(image->columns,image->rows)
+    dynamic_number_threads(image->columns,image->rows,1)
 #endif
   for (y=0; y < (ssize_t) image->rows; y++)
   {
@@ -1082,7 +1082,7 @@
   blur_view=AcquireAuthenticCacheView(blur_image,exception);
 #if defined(MAGICKCORE_OPENMP_SUPPORT)
   #pragma omp parallel for schedule(static,4) shared(progress,status) \
-    dynamic_num_threads_dos(image->columns,image->rows)
+    dynamic_number_threads(image->columns,image->rows,1)
 #endif
   for (x=0; x < (ssize_t) blur_image->columns; x++)
   {
@@ -1293,7 +1293,7 @@
   r=p+(y_offset*(columns+2)+x_offset);
 #if defined(MAGICKCORE_OPENMP_SUPPORT)
   #pragma omp parallel for schedule(static) \
-    dynamic_num_threads_dos(columns,rows)
+    dynamic_number_threads(columns,rows,1)
 #endif
   for (y=0; y < (ssize_t) rows; y++)
   {
@@ -1330,7 +1330,7 @@
   s=q-(y_offset*(columns+2)+x_offset);
 #if defined(MAGICKCORE_OPENMP_SUPPORT)
   #pragma omp parallel for schedule(static) \
-    dynamic_num_threads_dos(columns,rows)
+    dynamic_number_threads(columns,rows,1)
 #endif
   for (y=0; y < (ssize_t) rows; y++)
   {
@@ -1956,7 +1956,7 @@
   blur_view=AcquireAuthenticCacheView(blur_image,exception);
 #if defined(MAGICKCORE_OPENMP_SUPPORT)
   #pragma omp parallel for schedule(static,4) shared(progress,status) \
-    dynamic_num_threads_dos(image->columns,image->rows)
+    dynamic_number_threads(image->columns,image->rows,1)
 #endif
   for (y=0; y < (ssize_t) image->rows; y++)
   {
@@ -2734,7 +2734,7 @@
   blur_view=AcquireAuthenticCacheView(blur_image,exception);
 #if defined(MAGICKCORE_OPENMP_SUPPORT)
   #pragma omp parallel for schedule(static,4) shared(progress,status) \
-    dynamic_num_threads_dos(image->columns,image->rows)
+    dynamic_number_threads(image->columns,image->rows,1)
 #endif
   for (y=0; y < (ssize_t) image->rows; y++)
   {
@@ -3029,7 +3029,7 @@
   blur_view=AcquireAuthenticCacheView(blur_image,exception);
 #if defined(MAGICKCORE_OPENMP_SUPPORT)
   #pragma omp parallel for schedule(static,4) shared(progress,status) \
-    dynamic_num_threads_dos(image->columns,image->rows)
+    dynamic_number_threads(image->columns,image->rows,1)
 #endif
   for (y=0; y < (ssize_t) image->rows; y++)
   {
@@ -3283,7 +3283,7 @@
   shade_view=AcquireAuthenticCacheView(shade_image,exception);
 #if defined(MAGICKCORE_OPENMP_SUPPORT)
   #pragma omp parallel for schedule(static,4) shared(progress,status) \
-    dynamic_num_threads_dos(image->columns,image->rows)
+    dynamic_number_threads(image->columns,image->rows,1)
 #endif
   for (y=0; y < (ssize_t) image->rows; y++)
   {
@@ -3611,7 +3611,7 @@
   spread_view=AcquireAuthenticCacheView(spread_image,exception);
 #if defined(MAGICKCORE_OPENMP_SUPPORT)
   #pragma omp parallel for schedule(static,8) shared(progress,status) \
-    dynamic_num_threads_tres(image->columns,image->rows,key == ~0UL)
+    dynamic_number_threads(image->columns,image->rows,key == ~0UL)
 #endif
   for (y=0; y < (ssize_t) image->rows; y++)
   {
@@ -3751,7 +3751,7 @@
   unsharp_view=AcquireAuthenticCacheView(unsharp_image,exception);
 #if defined(MAGICKCORE_OPENMP_SUPPORT)
   #pragma omp parallel for schedule(static,4) shared(progress,status) \
-    dynamic_num_threads_dos(image->columns,image->rows)
+    dynamic_number_threads(image->columns,image->rows,1)
 #endif
   for (y=0; y < (ssize_t) image->rows; y++)
   {