diff --git a/main/src/main/scala/sbt/internal/PluginDiscovery.scala b/main/src/main/scala/sbt/internal/PluginDiscovery.scala
index c5f17950e..00562c010 100644
--- a/main/src/main/scala/sbt/internal/PluginDiscovery.scala
+++ b/main/src/main/scala/sbt/internal/PluginDiscovery.scala
@@ -42,8 +42,8 @@ object PluginDiscovery {
         "sbt.plugins.JUnitXmlReportPlugin" -> sbt.plugins.JUnitXmlReportPlugin,
         "sbt.plugins.Giter8TemplatePlugin" -> sbt.plugins.Giter8TemplatePlugin
       )
-      val detectedAutoPugins = discover[AutoPlugin](AutoPlugins)
-      val allAutoPlugins = (defaultAutoPlugins ++ detectedAutoPugins.modules) map {
+      val detectedAutoPlugins = discover[AutoPlugin](AutoPlugins)
+      val allAutoPlugins = (defaultAutoPlugins ++ detectedAutoPlugins.modules) map {
         case (name, value) =>
           DetectedAutoPlugin(name, value, sbt.Plugins.hasAutoImportGetter(value, loader))
       }
diff --git a/main/src/main/scala/sbt/internal/PluginsDebug.scala b/main/src/main/scala/sbt/internal/PluginsDebug.scala
index f44301cbe..18dfdc277 100644
--- a/main/src/main/scala/sbt/internal/PluginsDebug.scala
+++ b/main/src/main/scala/sbt/internal/PluginsDebug.scala
@@ -235,7 +235,7 @@ private[sbt] object PluginsDebug {
       val blockingExcludes = initialExcludes & minRequiredPlugins
 
       // The model that results when the minimal plugins are enabled and the minimal plugins are excluded.
-      //  This can include more plugins than just `minRequiredPlugins` because the plguins required for `plugin`
+      //  This can include more plugins than just `minRequiredPlugins` because the plugins required for `plugin`
       //  might activate other plugins as well.
       val incrementalInputs = and(includeAll(minRequiredPlugins ++ initialPlugins), excludeAll(minAbsentPlugins ++ initialExcludes -- minRequiredPlugins))
       val incrementalModel = context.deducePlugin(incrementalInputs, context.log).toSet
diff --git a/sbt/src/sbt-test/dependency-management/pom-parent-pom/build.sbt b/sbt/src/sbt-test/dependency-management/pom-parent-pom/build.sbt
index 383634db3..76548462d 100644
--- a/sbt/src/sbt-test/dependency-management/pom-parent-pom/build.sbt
+++ b/sbt/src/sbt-test/dependency-management/pom-parent-pom/build.sbt
@@ -16,7 +16,7 @@ lazy val root = (project in file(".")).
           cacheDir / "org.apache.geronimo.specs" / "geronimo-jta_1.1_spec" / "ivy-1.1.1.xml"
         val lines = IO.read(xmlFile)
         if(lines.isEmpty) sys.error(s"Unable to read $xmlFile, could not resolve geronimo...")
-        // Note: We do not do this if the maven plguin is enabled, because there is no rewrite of ivy.xml, extra attributes
+        // Note: We do not do this if the maven plugin is enabled, because there is no rewrite of ivy.xml, extra attributes
         // are handled in a different mechanism.  This is a hacky mechanism to detect that.
         val isMavenResolver = updateOptions.value.resolverConverter != PartialFunction.empty
         if(!isMavenResolver) assert(lines contains "xmlns:e", s"Failed to appropriately modify ivy.xml file for sbt extra attributes!\n$lines")