diff --git a/nafuma/electrochemistry/io.py b/nafuma/electrochemistry/io.py
index 1963253..e3dd668 100644
--- a/nafuma/electrochemistry/io.py
+++ b/nafuma/electrochemistry/io.py
@@ -76,13 +76,13 @@ def read_biologic(path):
 	Output:
 	df: pandas DataFrame containing the data as-is, but without additional NaN-columns.'''
 
-	with open(path, 'r') as f:
+	with open(path, 'rb') as f:
 		lines = f.readlines()
 
 	header_lines = int(lines[1].split()[-1]) - 1
 	
 
-	df = pd.read_csv(path, sep='\t', skiprows=header_lines)
+	df = pd.read_csv(path, sep='\t', skiprows=header_lines, encoding='cp1252')
 	df.dropna(inplace=True, axis=1)
 
 	return df
diff --git a/nafuma/electrochemistry/plot.py b/nafuma/electrochemistry/plot.py
index df977a5..0d3e2cc 100644
--- a/nafuma/electrochemistry/plot.py
+++ b/nafuma/electrochemistry/plot.py
@@ -161,7 +161,7 @@ def prettify_gc_plot(fig, ax, options=None):
 		'positions': {'xaxis': 'bottom', 'yaxis': 'left'},
 		'x_vals': 'specific_capacity', 'y_vals': 'voltage',
 		'xlabel': None, 'ylabel': None,
-		'units': None,
+		'units': {'capacity': 'mAh', 'specific_capacity': r'mAh g$^{-1}$', 'time': 's', 'current': 'mA', 'energy': 'mWh', 'mass': 'g', 'voltage': 'V'},
 		'sizes': None,
 		'title': None 	
 	}