diff --git a/src/eva2/optimization/problems/SimpleProblemWrapper.java b/src/eva2/optimization/problems/SimpleProblemWrapper.java
index a8bd903a..2f296cc2 100644
--- a/src/eva2/optimization/problems/SimpleProblemWrapper.java
+++ b/src/eva2/optimization/problems/SimpleProblemWrapper.java
@@ -8,10 +8,10 @@ import eva2.optimization.population.Population;
 import eva2.optimization.strategies.InterfaceOptimizer;
 import eva2.tools.math.RNG;
 import eva2.util.annotation.Description;
-import simpleprobs.InterfaceSimpleProblem;
-import simpleprobs.SimpleF1;
-import simpleprobs.SimpleProblemBinary;
-import simpleprobs.SimpleProblemDouble;
+import eva2.optimization.problems.simple.InterfaceSimpleProblem;
+import eva2.optimization.problems.simple.SimpleF1;
+import eva2.optimization.problems.simple.SimpleProblemBinary;
+import eva2.optimization.problems.simple.SimpleProblemDouble;
 
 import java.util.BitSet;
 
diff --git a/src/simpleprobs/InterfaceSimpleProblem.java b/src/eva2/optimization/problems/simple/InterfaceSimpleProblem.java
similarity index 93%
rename from src/simpleprobs/InterfaceSimpleProblem.java
rename to src/eva2/optimization/problems/simple/InterfaceSimpleProblem.java
index 8f1c7bdb..1f7838d4 100644
--- a/src/simpleprobs/InterfaceSimpleProblem.java
+++ b/src/eva2/optimization/problems/simple/InterfaceSimpleProblem.java
@@ -1,10 +1,8 @@
-package simpleprobs;
+package eva2.optimization.problems.simple;
 
 /**
  * A simple interface to easily include new optimization problems in Java into the
  * EvA framework.
- *
- * @author mkron
  */
 
 public interface InterfaceSimpleProblem<T> {
diff --git a/src/simpleprobs/SimpleB1.java b/src/eva2/optimization/problems/simple/SimpleB1.java
similarity index 93%
rename from src/simpleprobs/SimpleB1.java
rename to src/eva2/optimization/problems/simple/SimpleB1.java
index 11900e7d..cbc23f65 100644
--- a/src/simpleprobs/SimpleB1.java
+++ b/src/eva2/optimization/problems/simple/SimpleB1.java
@@ -1,4 +1,4 @@
-package simpleprobs;
+package eva2.optimization.problems.simple;
 
 import java.util.BitSet;
 
diff --git a/src/simpleprobs/SimpleF1.java b/src/eva2/optimization/problems/simple/SimpleF1.java
similarity index 94%
rename from src/simpleprobs/SimpleF1.java
rename to src/eva2/optimization/problems/simple/SimpleF1.java
index e8806e33..cc3af7e0 100644
--- a/src/simpleprobs/SimpleF1.java
+++ b/src/eva2/optimization/problems/simple/SimpleF1.java
@@ -1,4 +1,4 @@
-package simpleprobs;
+package eva2.optimization.problems.simple;
 
 
 public class SimpleF1 extends SimpleProblemDouble {
diff --git a/src/simpleprobs/SimpleProblemBinary.java b/src/eva2/optimization/problems/simple/SimpleProblemBinary.java
similarity index 87%
rename from src/simpleprobs/SimpleProblemBinary.java
rename to src/eva2/optimization/problems/simple/SimpleProblemBinary.java
index 9df41bdb..ce757783 100644
--- a/src/simpleprobs/SimpleProblemBinary.java
+++ b/src/eva2/optimization/problems/simple/SimpleProblemBinary.java
@@ -1,4 +1,4 @@
-package simpleprobs;
+package eva2.optimization.problems.simple;
 
 import java.io.Serializable;
 import java.util.BitSet;
diff --git a/src/simpleprobs/SimpleProblemDouble.java b/src/eva2/optimization/problems/simple/SimpleProblemDouble.java
similarity index 86%
rename from src/simpleprobs/SimpleProblemDouble.java
rename to src/eva2/optimization/problems/simple/SimpleProblemDouble.java
index c9d60dbb..7c4a496f 100644
--- a/src/simpleprobs/SimpleProblemDouble.java
+++ b/src/eva2/optimization/problems/simple/SimpleProblemDouble.java
@@ -1,4 +1,4 @@
-package simpleprobs;
+package eva2.optimization.problems.simple;
 
 import java.io.Serializable;
 
diff --git a/src/eva2/optimization/problems/simple/package-info.java b/src/eva2/optimization/problems/simple/package-info.java
new file mode 100644
index 00000000..d0185ea9
--- /dev/null
+++ b/src/eva2/optimization/problems/simple/package-info.java
@@ -0,0 +1 @@
+package eva2.optimization.problems.simple;
\ No newline at end of file
diff --git a/src/simpleprobs/package-info.java b/src/simpleprobs/package-info.java
deleted file mode 100644
index d5158608..00000000
--- a/src/simpleprobs/package-info.java
+++ /dev/null
@@ -1 +0,0 @@
-package simpleprobs;
\ No newline at end of file