diff --git a/app/models/celery_script_settings_bag.rb b/app/models/celery_script_settings_bag.rb
index d0382d3fe..bb6fe66c0 100644
--- a/app/models/celery_script_settings_bag.rb
+++ b/app/models/celery_script_settings_bag.rb
@@ -20,7 +20,7 @@ module CeleryScriptSettingsBag
                   "BoxLed3" => BoxLed,
                   "BoxLed4" => BoxLed }
   ALLOWED_AXIS = %w(x y z all)
-  ALLOWED_CHAGES = %w(add remove update)
+  ALLOWED_CHANGES = %w(add remove update)
   ALLOWED_CHANNEL_NAMES = %w(ticker toast email espeak)
   ALLOWED_LHS_STRINGS = [*(0..69)].map { |x| "pin#{x}" }.concat(%w(x y z))
   ALLOWED_LHS_TYPES = [String, :named_pin]
@@ -94,7 +94,7 @@ module CeleryScriptSettingsBag
     ALLOWED_PIN_MODES: [ALLOWED_PIN_MODES, BAD_ALLOWED_PIN_MODES],
     AllowedPinTypes: [ALLOWED_PIN_TYPES, BAD_PIN_TYPE],
     Color: [Sequence::COLORS, MISC_ENUM_ERR],
-    DataChangeType: [ALLOWED_CHAGES, MISC_ENUM_ERR],
+    DataChangeType: [ALLOWED_CHANGES, MISC_ENUM_ERR],
     LegalSequenceKind: [ALLOWED_RPC_NODES.sort, MISC_ENUM_ERR],
     lhs: [ALLOWED_LHS_STRINGS, BAD_LHS],
     PlantStage: [PLANT_STAGES, MISC_ENUM_ERR],
@@ -211,7 +211,7 @@ module CeleryScriptSettingsBag
       blk: ->(node) do
         x = [ALLOWED_LHS_STRINGS, node, BAD_LHS]
         # This would never have happened if we hadn't allowed
-        #  heterogenus args :(
+        #  heterogenous args :(
         manual_enum(*x) unless node.is_a?(CeleryScript::AstNode)
       end,
     },
diff --git a/app/models/farmware_env.rb b/app/models/farmware_env.rb
index 4afa8b8ef..033cda9a0 100644
--- a/app/models/farmware_env.rb
+++ b/app/models/farmware_env.rb
@@ -7,10 +7,10 @@ class FarmwareEnv < ApplicationRecord
   PRIMITIVES_ONLY = "`value` must be a string, number or boolean"
 
   def primitives_only
-    errors.add(:value, PRIMITIVES_ONLY) unless is_primitve
+    errors.add(:value, PRIMITIVES_ONLY) unless is_primitive
   end
 
-  def is_primitve
+  def is_primitive
     [String, Integer, Float, TrueClass, FalseClass].include?(value.class)
   end
 end
diff --git a/lib/tasks/api.rake b/lib/tasks/api.rake
index 6b01f99f3..d65a619b2 100644
--- a/lib/tasks/api.rake
+++ b/lib/tasks/api.rake
@@ -115,7 +115,7 @@ namespace :api do
       (pair.head > current_version) && (pair.tail < cutoff)
     end
       .sort_by { |p| p.tail } # Sort by release date
-      .last(2) # Grab 2 latest versions (closest to cuttof)
+      .last(2) # Grab 2 latest versions (closest to cutoff)
       .first # Give 'em some leeway, grabbing the 2nd most outdated version.
       .try(:head) # We might already be up-to-date?
     if data # ...or not
diff --git a/lib/tasks/broadcast.rake b/lib/tasks/broadcast.rake
index 5e2b44f32..c3673bd1f 100644
--- a/lib/tasks/broadcast.rake
+++ b/lib/tasks/broadcast.rake
@@ -51,7 +51,7 @@ def prompt(query)
   output.length == 0 ? nil : output
 end
 
-def mutliline_prompt(query)
+def multiline_prompt(query)
   puts "=== #{query}"
   puts "TYPE @@@ TO FINISH"
   buffer = []
@@ -71,7 +71,7 @@ namespace :broadcast do
                         href: prompt("(optional) Enter href"),
                         href_label: prompt("(optional) Enter href label"),
                         title: prompt("Enter title"),
-                        content: mutliline_prompt("Enter content"))
+                        content: multiline_prompt("Enter content"))
     puts "DONE"
   end
 end
diff --git a/lib/tasks/fe.rake b/lib/tasks/fe.rake
index 30eba1869..f1c89d0a2 100644
--- a/lib/tasks/fe.rake
+++ b/lib/tasks/fe.rake
@@ -31,7 +31,7 @@ def fetch_available_upgrades()
   return latest_versions
 end
 
-# Install depdendency updates.
+# Install dependency updates.
 def install_updates
   sh "sudo docker-compose run web npm install"
 end