diff --git a/nd4j/nd4j-backends/nd4j-backend-impls/nd4j-cuda/src/main/resources/nd4j-jcublas.properties b/nd4j/nd4j-backends/nd4j-backend-impls/nd4j-cuda/src/main/resources/nd4j-jcublas.properties
index 09a82d86d..6d1dba3a1 100644
--- a/nd4j/nd4j-backends/nd4j-backend-impls/nd4j-cuda/src/main/resources/nd4j-jcublas.properties
+++ b/nd4j/nd4j-backends/nd4j-backend-impls/nd4j-cuda/src/main/resources/nd4j-jcublas.properties
@@ -15,10 +15,7 @@
 ################################################################################
 
 real.class.double = org.nd4j.linalg.jcublas.JCublasNDArray
-complex.class.double = org.nd4j.linalg.jcublas.complex.JCublasComplexNDArray
 dtype = float
-complex.double.class = org.nd4j.linalg.jcublas.complex.ComplexDouble
-complex.float.class = org.nd4j.linalg.jcublas.complex.ComplexFloat
 blas.ops= org.nd4j.linalg.jcublas.JCublasWrapper
 native.ops= org.nd4j.nativeblas.Nd4jCuda
 ndarrayfactory.class = org.nd4j.linalg.jcublas.JCublasNDArrayFactory
diff --git a/nd4j/nd4j-backends/nd4j-backend-impls/nd4j-native/src/main/resources/nd4j-native.properties b/nd4j/nd4j-backends/nd4j-backend-impls/nd4j-native/src/main/resources/nd4j-native.properties
index 0b2489b53..107599992 100644
--- a/nd4j/nd4j-backends/nd4j-backend-impls/nd4j-native/src/main/resources/nd4j-native.properties
+++ b/nd4j/nd4j-backends/nd4j-backend-impls/nd4j-native/src/main/resources/nd4j-native.properties
@@ -15,13 +15,11 @@
 ################################################################################
 
 real.class.double = org.nd4j.linalg.cpu.NDArray
-complex.class.double = org.nd4j.linalg.cpu.nativecpu.complex.ComplexNDArray
 shapeinfoprovider = org.nd4j.linalg.cpu.nativecpu.DirectShapeInfoProvider
 constantsprovider = org.nd4j.linalg.cpu.nativecpu.cache.ConstantBuffersCache
 affinitymanager = org.nd4j.linalg.cpu.nativecpu.CpuAffinityManager
 memorymanager = org.nd4j.linalg.cpu.nativecpu.CpuMemoryManager
 dtype = float
-complex.double.class = org.nd4j.linalg.cpu.nativecpu.complex.ComplexDouble
 blas.ops = org.nd4j.linalg.cpu.nativecpu.BlasWrapper
 
 native.ops= org.nd4j.nativeblas.Nd4jCpu
@@ -31,7 +29,6 @@ resourcemanager_state = false
 databufferfactory = org.nd4j.linalg.cpu.nativecpu.buffer.DefaultDataBufferFactory
 workspacemanager = org.nd4j.linalg.cpu.nativecpu.workspace.CpuWorkspaceManager
 alloc = javacpp
-fft = org.nd4j.linalg.fft.DefaultFFTInstance
 opexec= org.nd4j.linalg.cpu.nativecpu.ops.NativeOpExecutioner
 opexec.mode= native
 random=org.nd4j.linalg.cpu.nativecpu.rng.CpuNativeRandom