diff --git a/src/plugins/autotoolsprojectmanager/autogenstep.cpp b/src/plugins/autotoolsprojectmanager/autogenstep.cpp
index 876318c3f7ea56f8456ddce452d8bc4ae2830f9a..b4ae6775d52ed5a3ffce8672210458be5802c342 100644
--- a/src/plugins/autotoolsprojectmanager/autogenstep.cpp
+++ b/src/plugins/autotoolsprojectmanager/autogenstep.cpp
@@ -179,7 +179,7 @@ void AutogenStep::run(QFutureInterface<bool> &interface)
 {
     AutotoolsBuildConfiguration *bc = autotoolsBuildConfiguration();
 
-    // Check wether we need to run autogen.sh
+    // Check whether we need to run autogen.sh
     const QFileInfo configureInfo(bc->buildDirectory() + QLatin1String("/configure"));
     const QFileInfo configureAcInfo(bc->buildDirectory() + QLatin1String("/configure.ac"));
     const QFileInfo makefileAmInfo(bc->buildDirectory() + QLatin1String("/Makefile.am"));
diff --git a/src/plugins/autotoolsprojectmanager/autoreconfstep.cpp b/src/plugins/autotoolsprojectmanager/autoreconfstep.cpp
index 1525ff8ef619321045906c4316615531ea2676e0..0785dff77e189210cbc1ca5819a2aa5283248e91 100644
--- a/src/plugins/autotoolsprojectmanager/autoreconfstep.cpp
+++ b/src/plugins/autotoolsprojectmanager/autoreconfstep.cpp
@@ -178,7 +178,7 @@ void AutoreconfStep::run(QFutureInterface<bool> &interface)
 {
     AutotoolsBuildConfiguration *bc = autotoolsBuildConfiguration();
 
-    // Check wether we need to run autoreconf
+    // Check whether we need to run autoreconf
     const QFileInfo configureInfo(bc->buildDirectory() + QLatin1String("/configure"));
 
     if (!configureInfo.exists())
diff --git a/src/plugins/autotoolsprojectmanager/autotoolsbuildconfiguration.cpp b/src/plugins/autotoolsprojectmanager/autotoolsbuildconfiguration.cpp
index a194354f9b1cbf3ade03fde50f0ebf95110bec39..e82adc0ccbb7ebce272c60063bfa7ab86be3f026 100644
--- a/src/plugins/autotoolsprojectmanager/autotoolsbuildconfiguration.cpp
+++ b/src/plugins/autotoolsprojectmanager/autotoolsbuildconfiguration.cpp
@@ -37,7 +37,6 @@
 #include "autotoolsproject.h"
 #include "autotoolstarget.h"
 #include "autotoolsprojectconstants.h"
-#include "makestep.h"
 #include "autogenstep.h"
 #include "autoreconfstep.h"
 #include "configurestep.h"
diff --git a/src/plugins/autotoolsprojectmanager/configurestep.cpp b/src/plugins/autotoolsprojectmanager/configurestep.cpp
index 7098e9aec6522d0109528d36582b2d76774494eb..c75c14bbe5e1fed4f005c9dd587dc6da469d35aa 100644
--- a/src/plugins/autotoolsprojectmanager/configurestep.cpp
+++ b/src/plugins/autotoolsprojectmanager/configurestep.cpp
@@ -179,7 +179,7 @@ void ConfigureStep::run(QFutureInterface<bool>& interface)
 {
     AutotoolsBuildConfiguration *bc = autotoolsBuildConfiguration();
 
-    //Check wether we need to run configure
+    //Check whether we need to run configure
     const QFileInfo configureInfo(bc->buildDirectory() + QLatin1String("/configure"));
     const QFileInfo configStatusInfo(bc->buildDirectory() + QLatin1String("/config.status"));
 
diff --git a/src/plugins/autotoolsprojectmanager/makefileparser.cpp b/src/plugins/autotoolsprojectmanager/makefileparser.cpp
index 71cf9cce4a90492810f616915666abc860790463..c86f402b6c7eea4a573bc24a6d0e6d96cd4ccc2e 100644
--- a/src/plugins/autotoolsprojectmanager/makefileparser.cpp
+++ b/src/plugins/autotoolsprojectmanager/makefileparser.cpp
@@ -136,7 +136,7 @@ MakefileParser::TopTarget MakefileParser::topTarget() const
     const QString line = m_line.simplified();
     if (!line.isEmpty() && !line.startsWith(QChar('#'))) {
         // TODO: Check how many fixed strings like AM_DEFAULT_SOURCE_EXT will
-        // be needed vs. variable strings like _SOURCES. Dependend on this a
+        // be needed vs. variable strings like _SOURCES. Dependent on this a
         // more clever way than this (expensive) if-cascading might be done.
         if (line.startsWith(QLatin1String("AM_DEFAULT_SOURCE_EXT =")))
             topTarget = AmDefaultSourceExt;
diff --git a/src/plugins/autotoolsprojectmanager/makefileparserthread.h b/src/plugins/autotoolsprojectmanager/makefileparserthread.h
index b9d80a393a4b8c33e53360a62262b883c637c50e..a8f03b8e107eec789035564b0db85af89fcf0f39 100644
--- a/src/plugins/autotoolsprojectmanager/makefileparserthread.h
+++ b/src/plugins/autotoolsprojectmanager/makefileparserthread.h
@@ -90,7 +90,7 @@ public:
     QStringList includePaths() const;
 
     /**
-     * @return True, if an error occured during the parsing. Should be invoked,
+     * @return True, if an error occurred during the parsing. Should be invoked,
      *         after the signal finished() has been emitted.
      */
     bool hasError() const;