diff --git a/artiq/test/py2llvm.py b/artiq/test/py2llvm.py
index 6026d3797..a56c7f410 100644
--- a/artiq/test/py2llvm.py
+++ b/artiq/test/py2llvm.py
@@ -4,6 +4,7 @@ import inspect
 from fractions import Fraction
 from ctypes import CFUNCTYPE, c_int, c_int32, c_int64, c_double
 import struct
+import os
 
 import llvmlite_artiq.binding as llvm
 
@@ -16,7 +17,7 @@ from artiq.py2llvm.module import Module
 llvm.initialize()
 llvm.initialize_native_target()
 llvm.initialize_native_asmprinter()
-if struct.calcsize("P") < 8:
+if struct.calcsize("P") < 8 and os.name != "nt":
     from ctypes import _dlopen, RTLD_GLOBAL
     _dlopen("libgcc_s.so", RTLD_GLOBAL)
 
diff --git a/conda/llvmdev-or1k/bld.bat b/conda/llvmdev-or1k/bld.bat
index 2c93638ee..654b44d64 100644
--- a/conda/llvmdev-or1k/bld.bat
+++ b/conda/llvmdev-or1k/bld.bat
@@ -9,7 +9,7 @@ set CMAKE_GENERATOR=Visual Studio 12 2013 Win64
 )
 set CMAKE_GENERATOR_TOOLSET=v120_xp
 @rem Reduce build times and package size by removing unused stuff
-set CMAKE_CUSTOM=-DLLVM_TARGETS_TO_BUILD=OR1K -DLLVM_INCLUDE_TESTS=OFF ^
+set CMAKE_CUSTOM=-DLLVM_TARGETS_TO_BUILD="OR1K;X86" -DLLVM_INCLUDE_TESTS=OFF ^
 -DLLVM_INCLUDE_TOOLS=OFF -DLLVM_INCLUDE_UTILS=OFF ^
 -DLLVM_INCLUDE_DOCS=OFF -DLLVM_INCLUDE_EXAMPLES=OFF ^
 -DLLVM_ENABLE_ASSERTIONS=ON
diff --git a/conda/llvmlite-artiq/meta.yaml b/conda/llvmlite-artiq/meta.yaml
index af5253bea..e22929410 100644
--- a/conda/llvmlite-artiq/meta.yaml
+++ b/conda/llvmlite-artiq/meta.yaml
@@ -15,7 +15,7 @@ requirements:
         - python
 
 build:
-    number: 2
+    number: 3
 
 test:
     imports:
diff --git a/doc/manual/installing.rst b/doc/manual/installing.rst
index 9d7523205..da2b6a893 100644
--- a/doc/manual/installing.rst
+++ b/doc/manual/installing.rst
@@ -15,7 +15,11 @@ Installing Anaconda or Miniconda
 
 * You can either install Anaconda (chose Python 3.4) from https://store.continuum.io/cshop/anaconda/
 
-* Or install the more minimalistic Miniconda (chose Python3.4) from http://conda.pydata.org/miniconda.html
+* Or install the more minimalistic Miniconda (chose Python 3.4) from http://conda.pydata.org/miniconda.html
+
+.. warning::
+    If you are installing on Windows, chose the Windows 32-bit version regardless of whether you have
+    a 32-bit or 64-bit Windows.
 
 After installing either Anaconda or Miniconda, open a new terminal and make sure the following command works::