diff --git a/0.1/index.bs b/0.1/index.bs
index 7cb79539..e044a74f 100644
--- a/0.1/index.bs
+++ b/0.1/index.bs
@@ -364,7 +364,7 @@ custom attributes of the plate group under the `plate` key.
 </dl>
 
 For example the following JSON object defines a plate with two acquisition and
-6 wells (2 rows and 3 columns), containing up 2 fields of view per acquistion.
+6 wells (2 rows and 3 columns), containing up 2 fields of view per acquisition.
 
 ```json
 "plate": {
diff --git a/0.2/index.bs b/0.2/index.bs
index e8e5a7bd..64c07c78 100644
--- a/0.2/index.bs
+++ b/0.2/index.bs
@@ -419,7 +419,7 @@ custom attributes of the plate group under the `plate` key.
 </dl>
 
 For example the following JSON object defines a plate with two acquisition and
-6 wells (2 rows and 3 columns), containing up 2 fields of view per acquistion.
+6 wells (2 rows and 3 columns), containing up 2 fields of view per acquisition.
 
 ```json
 "plate": {
diff --git a/0.3/index.bs b/0.3/index.bs
index ed424f62..0f64fbe0 100644
--- a/0.3/index.bs
+++ b/0.3/index.bs
@@ -432,7 +432,7 @@ custom attributes of the plate group under the `plate` key.
 </dl>
 
 For example the following JSON object defines a plate with two acquisition and
-6 wells (2 rows and 3 columns), containing up 2 fields of view per acquistion.
+6 wells (2 rows and 3 columns), containing up 2 fields of view per acquisition.
 
 ```json
 "plate": {