diff --git a/docs/api.md b/docs/api.md
index 572463b..b97bf95 100644
--- a/docs/api.md
+++ b/docs/api.md
@@ -664,7 +664,7 @@ To create a wood 'north' hemisphere with a radius of 7 blocks...
 
     hemisphere(blocks.oak, 7, 'north');
 
-![hemisphere example](img/hemipshereex1.png)
+![hemisphere example](img/hemisphereex1.png)
 
 Drone.hemisphere0() method
 =========================
@@ -683,7 +683,7 @@ To create a glass 'north' hemisphere with a radius of 20 blocks...
 
     hemisphere0(blocks.glass, 20, 'north');
 
-![hemisphere example](img/hemipshereex2.png)
+![hemisphere example](img/hemisphereex2.png)
 
 Blocks Module
 =============
diff --git a/src/main/javascript/drone/sphere.js b/src/main/javascript/drone/sphere.js
index bb92dc6..ed736ec 100644
--- a/src/main/javascript/drone/sphere.js
+++ b/src/main/javascript/drone/sphere.js
@@ -184,7 +184,7 @@ To create a wood 'north' hemisphere with a radius of 7 blocks...
 
     hemisphere(blocks.oak, 7, 'north');
 
-![hemisphere example](img/hemipshereex1.png)
+![hemisphere example](img/hemisphereex1.png)
 
 ***/
 Drone.extend('hemisphere', function(block,radius, northSouth){
@@ -255,7 +255,7 @@ To create a glass 'north' hemisphere with a radius of 20 blocks...
 
     hemisphere0(blocks.glass, 20, 'north');
 
-![hemisphere example](img/hemipshereex2.png)
+![hemisphere example](img/hemisphereex2.png)
 
 ***/
 Drone.extend('hemisphere0', function(block,radius,northSouth){