diff --git a/data/smoke_brown.xml b/data/smoke_brown.xml
index ad777899f..63c25a386 100644
--- a/data/smoke_brown.xml
+++ b/data/smoke_brown.xml
@@ -4,22 +4,22 @@
     <spreading xangle="120"      />
     
     <velocity  x="0.003"
-               y="0.003"
+               y="0.0047"
                z="0.003"         />
     
     <material  file="smoke_brown.png"  />
     
     <!-- Amount of particles emitted per second -->
-    <rate      min="100"
-               max="250"         />
+    <rate      min="150"
+               max="300"         />
     
     <!-- Minimal and maximal lifetime of a particle, in milliseconds. -->
     <lifetime  min="300"
                max="500"         />
     
     <!-- Size of the particles -->
-    <size      min="0.2"
-               max="0.66"        />
+    <size      min="0.6"
+               max="0.9"        />
 
     <color     min="255 255 255"
                max="255 255 255" />
diff --git a/data/smoke_red.xml b/data/smoke_red.xml
index 6929d0337..ea1630a9e 100644
--- a/data/smoke_red.xml
+++ b/data/smoke_red.xml
@@ -4,23 +4,23 @@
     <spreading xangle="120"      />
     
     <velocity  x="0.003"
-               y="0.003"
+               y="0.0047"
                z="0.003"         />
     
     <material  file="smoke_red.png"  />
     
     <!-- Amount of particles emitted per second -->
-    <rate      min="100"
-               max="250"         />
+    <rate      min="150"
+               max="300"         />
     
     <!-- Minimal and maximal lifetime of a particle, in milliseconds. -->
     <lifetime  min="300"
                max="500"         />
     
     <!-- Size of the particles -->
-    <size      min="0.2"
-               max="0.66"        />
-
+    <size      min="0.6"
+               max="0.9"        />
+    
     <color     min="255 255 255"
                max="255 255 255" />
 
diff --git a/data/smoke_yellow.xml b/data/smoke_yellow.xml
index a9774e31d..333e67c33 100644
--- a/data/smoke_yellow.xml
+++ b/data/smoke_yellow.xml
@@ -4,22 +4,22 @@
     <spreading xangle="120"      />
     
     <velocity  x="0.003"
-               y="0.003"
+               y="0.0047"
                z="0.003"         />
     
     <material  file="smoke_yellow.png"  />
     
     <!-- Amount of particles emitted per second -->
-    <rate      min="100"
-               max="250"         />
+    <rate      min="150"
+               max="300"         />
     
     <!-- Minimal and maximal lifetime of a particle, in milliseconds. -->
     <lifetime  min="300"
                max="500"         />
     
     <!-- Size of the particles -->
-    <size      min="0.2"
-               max="0.66"        />
+    <size      min="0.6"
+               max="0.9"        />
 
     <color     min="255 255 255"
                max="255 255 255" />