diff --git a/Dockerfile b/Dockerfile
index f498a09..79a3e16 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,50 +5,18 @@
 # Developed by Mark Peng (markpeng.ntu at gmail)
 # 
 
-FROM ubuntu:12.04
+FROM debian:sid
 
 MAINTAINER guitarmind
 
 RUN apt-get update && apt-get install -y \
-  autoconf \
-  automake \
-  autotools-dev \
-  build-essential \
-  checkinstall \
-  libjpeg-dev \
-  libpng-dev \
-  libtiff-dev \
-  libtool \
   python \
   python-imaging \
   python-tornado \
-  wget \
-  zlib1g-dev
+  tesseract-ocr \
+  tesseract-ocr-eng
 
-RUN mkdir ~/temp \
-  && cd ~/temp/ \
-  && wget http://www.leptonica.org/source/leptonica-1.69.tar.gz \
-  && tar -zxvf leptonica-1.69.tar.gz \
-  && cd leptonica-1.69 \
-  && ./configure \
-  && make \
-  && checkinstall \
-  && ldconfig
-
-RUN cd ~/temp/ \
-  && wget https://tesseract-ocr.googlecode.com/files/tesseract-ocr-3.02.02.tar.gz \
-  && tar xvf tesseract-ocr-3.02.02.tar.gz \
-  && cd tesseract-ocr \
-  && ./autogen.sh \
-  && mkdir ~/local \
-  && ./configure --prefix=$HOME/local/ \
-  && make \
-  && make install \
-  && cd ~/local/share \
-  && wget https://tesseract-ocr.googlecode.com/files/tesseract-ocr-3.02.eng.tar.gz \
-  && tar xvf tesseract-ocr-3.02.eng.tar.gz
-
-ENV TESSDATA_PREFIX /root/local/share/tesseract-ocr
+ENV TESSDATA_PREFIX /usr/share/tesseract-ocr
 
 RUN mkdir -p /opt/ocr/static
 
@@ -61,5 +29,4 @@ EXPOSE 1688
 
 WORKDIR /opt/ocr
 
-CMD ["python", "/opt/ocr/tesseractserver.py", "-p", "1688", "-b", "/root/local/lib", "-d", "/root/local/share/tesseract-ocr" ]
-
+CMD ["python", "/opt/ocr/tesseractserver.py", "-p", "1688", "-b", "/usr/lib", "-d", "/usr/share/tesseract-ocr" ]
diff --git a/tesseractcapi.py b/tesseractcapi.py
index 2681d8d..52392bd 100644
--- a/tesseractcapi.py
+++ b/tesseractcapi.py
@@ -32,23 +32,8 @@
 """
 class TesseactWrapper:
     def __init__(self, lang, libpath, tessdata):
-        libname_302 = libpath + "/libtesseract.so.3.0.2"
-        libname_303 = libpath + "/libtesseract.so.3.0.3"
-        libname_alt = "/libtesseract.so.3"
-
-        try:
-            self.tesseract = ctypes.cdll.LoadLibrary(libname_302)
-        except:
-            try:
-                self.tesseract = ctypes.cdll.LoadLibrary(libname_303)    
-            except:
-                try:
-                    self.tesseract = ctypes.cdll.LoadLibrary(libname_alt)
-                except:
-                    print("Trying to load '%s'..." % libname)
-                    print("Trying to load '%s'..." % libname_alt)
-                    print("Loading failed from the locations above.")
-                    exit(1)
+        libname = libpath + '/libtesseract.so.3'
+        self.tesseract = ctypes.cdll.LoadLibrary(libname)
 
         self.tesseract.TessVersion.restype = ctypes.c_char_p
         tesseract_version = self.tesseract.TessVersion()
@@ -59,10 +44,10 @@ def __init__(self, lang, libpath, tessdata):
             trimmed_version = tesseract_version[:(tesseract_version.index('.') + 3)]
 
         # We need to check library version because libtesseract.so.3 is symlink
-        # and can point to other version than 3.02
+        # and can point to other version before 3.02
         if float(trimmed_version) < 3.02:
             print("Found tesseract-ocr library version %s." % tesseract_version)
-            print("C-API is present only in version 3.02!")
+            print("C-API is present only in version above 3.02!")
             exit(2)
 
         self.api = self.tesseract.TessBaseAPICreate()