Abstract: The present invention relates to a carbohydrate-based peritoneal dialysis fluid, containing a compound selected from the group consisting of glutamine, preferably L-glutamine, a dipeptide capable of releasing glutamine, L-glutamine in free form, preferably selected from the group consisting of glutaminyl-glycine, glycinyl-glutamine, glutaminyl-alanine, alanyl-glutamine an oligopeptide consisting of two to seven glutamine, preferably L-glutamine residues, and mixtures thereof. The peritoneal dialysis fluids of the present invention are useful for inhibition of technical failure in a person undergoing peritoneal dialysis treatment.