diff --git a/CMakeLists.txt b/CMakeLists.txt
index d78027557..281d65aee 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -137,8 +137,6 @@ if    (CMAKE_Fortran_COMPILER_ID STREQUAL "Intel")
     include (Compiler-Intel)
 elseif(CMAKE_Fortran_COMPILER_ID STREQUAL "GNU")
     include (Compiler-GNU)
-elseif(CMAKE_Fortran_COMPILER_ID STREQUAL "PGI")
-    include (Compiler-PGI)
 else ()
     message (FATAL_ERROR "Compiler type (CMAKE_Fortran_COMPILER_ID) not recognized")
 endif ()
diff --git a/cmake/Compiler-PGI.cmake b/cmake/Compiler-PGI.cmake
deleted file mode 100644
index 8ca8cfc5c..000000000
--- a/cmake/Compiler-PGI.cmake
+++ /dev/null
@@ -1,52 +0,0 @@
-###################################################################################################
-# PGI Compiler
-###################################################################################################
-
-if (OPENMP)
-  set (OPENMP_FLAGS "-mp")
-else ()
-  set (OPENMP_FLAGS "-nomp")
-endif ()
-
-
-if (OPTIMIZATION STREQUAL "OFF")
-  set (OPTIMIZATION_FLAGS "-O0"       )
-elseif (OPTIMIZATION STREQUAL "DEFENSIVE")
-  set (OPTIMIZATION_FLAGS "-O2 -fast")
-elseif (OPTIMIZATION STREQUAL "AGGRESSIVE")
-  set (OPTIMIZATION_FLAGS "-O4 -fast -Mvect=sse")
-endif ()
-
-set (STANDARD_CHECK "-Mallocatable=03 -Mstandard")
-
-#------------------------------------------------------------------------------------------------
-# Fine tuning compilation options
-set (COMPILE_FLAGS "${COMPILE_FLAGS} -Mpreprocess")
-# preprocessor
-
-set (COMPILE_FLAGS "${COMPILE_FLAGS} -Minfo=all")
-# instructs the compiler to produce information on standard error
-
-set (COMPILE_FLAGS "${COMPILE_FLAGS} -Minform=warn")
-# instructs the compiler to display error messages at the specified and higher levels
-
-set (COMPILE_FLAGS "${COMPILE_FLAGS} -Mdclchk")
-# instructs the compiler to require that all program variables be declared
-
-#------------------------------------------------------------------------------------------------O
-# Runtime debugging
-set (DEBUG_FLAGS "${DEBUG_FLAGS} -g")
-# Includes debugging information in the object module; sets the optimization level to zero unless a -⁠O option is present on the command line
-set (DEBUG_FLAGS "${DEBUG_FLAGS} -C")
-# Generates code to check array bounds
-set (DEBUG_FLAGS "${DEBUG_FLAGS} -Mchkptr")
-# Check for NULL pointers (pgf95, pgfortran only)
-set (DEBUG_FLAGS "${DEBUG_FLAGS} -Mchkstk")
-# Check the stack for available space upon entry to and before the start of a parallel region. Useful when many private variables are declared
-set (DEBUG_FLAGS "${DEBUG_FLAGS} -Mbounds")
-# Specifies whether array bounds checking is enabled or disabled
-
-#------------------------------------------------------------------------------------------------
-#  precision settings
-set (PRECISION_FLAGS "${PRECISION_FLAGS} -r8")
-# Determines whether the compiler promotes REAL variables and constants to DOUBLE PRECISION
diff --git a/src/DAMASK_interface.f90 b/src/DAMASK_interface.f90
index e01c050fa..43398d0ad 100644
--- a/src/DAMASK_interface.f90
+++ b/src/DAMASK_interface.f90
@@ -96,15 +96,10 @@ subroutine DAMASK_interface_init
 
   print'(/,a)', ' Version: '//DAMASKVERSION
 
-  ! https://github.com/jeffhammond/HPCInfo/blob/master/docs/Preprocessor-Macros.md
-#if defined(__PGI)
-  print'(/,a,i4.4,a,i8.8)',   ' Compiled with PGI fortran version :', __PGIC__,&
-                                                                    '.', __PGIC_MINOR__
-#else
   print'(/,a)', ' Compiled with: '//compiler_version()
   print'(a)',   ' Compiler options: '//compiler_options()
-#endif
 
+  ! https://github.com/jeffhammond/HPCInfo/blob/master/docs/Preprocessor-Macros.md
   print'(/,a)', ' Compiled on: '//__DATE__//' at '//__TIME__
 
   print'(/,a,i0,a,i0,a,i0)', &
diff --git a/src/rotations.f90 b/src/rotations.f90
index 531b08d14..8d7b842fc 100644
--- a/src/rotations.f90
+++ b/src/rotations.f90
@@ -638,7 +638,7 @@ function om2ax(om) result(ax)
   else
     call dgeev('N','V',3,om_,3,Wr,Wi,devNull,3,VR,3,work,size(work,1),ierr)
     if (ierr /= 0) error stop 'LAPACK error'
-#if defined(__GFORTRAN__) &&  __GNUC__<9 || defined(__INTEL_COMPILER) && INTEL_COMPILER<1800 || defined(__PGI)
+#if defined(__GFORTRAN__) &&  __GNUC__<9
     i = maxloc(merge(1,0,cEq(cmplx(Wr,Wi,pReal),cmplx(1.0_pReal,0.0_pReal,pReal),tol=1.0e-14_pReal)),dim=1)
 #else
     i = findloc(cEq(cmplx(Wr,Wi,pReal),cmplx(1.0_pReal,0.0_pReal,pReal),tol=1.0e-14_pReal),.true.,dim=1) !find eigenvalue (1,0)