diff --git a/.gitignore b/.gitignore
index 0e293f7..d5cdbd7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,7 +2,7 @@
.DS_Store
.gradle
-
+.idea
build/*
/core/build/*
/examples/build/*
diff --git a/.idea/.gitignore b/.idea/.gitignore
deleted file mode 100644
index 26d3352..0000000
--- a/.idea/.gitignore
+++ /dev/null
@@ -1,3 +0,0 @@
-# Default ignored files
-/shelf/
-/workspace.xml
diff --git a/.idea/compiler.xml b/.idea/compiler.xml
deleted file mode 100644
index 103ab78..0000000
--- a/.idea/compiler.xml
+++ /dev/null
@@ -1,9 +0,0 @@
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diff --git a/.idea/gradle.xml b/.idea/gradle.xml
deleted file mode 100644
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+++ /dev/null
@@ -1,20 +0,0 @@
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diff --git a/.idea/jarRepositories.xml b/.idea/jarRepositories.xml
deleted file mode 100644
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+++ /dev/null
@@ -1,20 +0,0 @@
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diff --git a/.idea/misc.xml b/.idea/misc.xml
deleted file mode 100644
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+++ /dev/null
@@ -1,7 +0,0 @@
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diff --git a/.idea/uiDesigner.xml b/.idea/uiDesigner.xml
deleted file mode 100644
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+++ /dev/null
@@ -1,124 +0,0 @@
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diff --git a/.idea/vcs.xml b/.idea/vcs.xml
deleted file mode 100644
index 94a25f7..0000000
--- a/.idea/vcs.xml
+++ /dev/null
@@ -1,6 +0,0 @@
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diff --git a/core/src/test/java/be/tarsos/dsp/test/BeatRootTest.java b/core/src/test/java/be/tarsos/dsp/test/BeatRootTest.java
index b66796b..6775fc2 100644
--- a/core/src/test/java/be/tarsos/dsp/test/BeatRootTest.java
+++ b/core/src/test/java/be/tarsos/dsp/test/BeatRootTest.java
@@ -36,7 +36,6 @@
import be.tarsos.dsp.beatroot.EventList;
import be.tarsos.dsp.beatroot.Induction;
import be.tarsos.dsp.io.jvm.AudioDispatcherFactory;
-import be.tarsos.dsp.onsets.BeatRootSpectralFluxOnsetDetector;
import be.tarsos.dsp.onsets.ComplexOnsetDetector;
import be.tarsos.dsp.onsets.OnsetHandler;
import org.junit.jupiter.api.Test;